This show mainly uses some Hanna-Barbera, Warner Bros., Cartoon Trax Volume 1, The General Series 6000, Series 4000 and The Premiere Edition Volume 1 sound effects.
- Baby Crying Sound (Used for Finn as a baby when he cries in "Memories of Boom Boom Mountain".)
- Cartoon Blink Sound (Heard in "The Real You".)
- Cartoon Splat Sound (Used once in “The Chamber of Frozen Blades”)
- CROWD CHEERING AND WHISTLING (Heard once in "Sad Face".)
- Crowd Gasp
- GNP Crescendo, Photon Torpedo (3 Blasts)/Sound Ideas, SCI FI - SPACE TORPEDO (Used in “A Glitch is a Glitch”.)
- Hacienda Post Bodyfall Sound
- Hacienda Post Door Slam (Used in “It Came from the Nightosphere”, “Mortal Recoil”, “Another Way”, “Ghost Princess”, and “You Made Me”.)
- Hacienda Post Punch
- Hacienda Post Stomp Sound (Used in “It Came from the Nightosphere”, “Belly of the Beast”, “Memory of a Memory”, and “King Worm”.)
- Hollywoodedge, Alarm 1 Contemporary TE012001 (Heard once in "Be More".)
- Hollywoodedge, Answering Machine Mo PE251902 (Used once in "Marceline's Closet".)
- Hollywoodedge, Big Single Gulp ie Dr CRT026803/Sound Ideas, GULP, CARTOON - BIG GULP, HUMAN
- Hollywoodedge, Bird Duck Quacks Clos PE020501 (Used in the intro and “Conquest of Cuteness”.)
- Hollywoodedge, Bird Hawk Single Scre PE020801/Hollywoodedge, Hawk Screech Single AT082901 (Heard in the intro, "Bad Jubies" and "Goliad".)
- Hollywoodedge, Bird Hawk Single Scre PE020901 (Used once in “A Glitch is a Glitch”.)
- Hollywoodedge, Bird Rooster 2 Crow PE021501 (Heard once in "Power Animal" and "Crystals Have Power" in an autotuned pitch.)
- Hollywoodedge, Boxing Glove Punch PE304301
- Hollywoodedge, Cats Fighting Loud Sc PE917007/Hollywoodedge, Cats Two Angry YowlsD PE022601
- Hollywoodedge, Crash Metal Shatter PE110201 (Used once in “Power Animal”.)
- Hollywoodedge, Children Sml Grp Laug PE954803/Hollywoodedge, Small Group Kids Laug PE143601 (Heard once in "My Two Favorite People".)
- Hollywoodedge, Children Sml Grp Yell PE954901/Hollywoodedge, Small Group Kids Chee PE142801 (Heard once in "Belly of the Beast".)
- Hollywoodedge, Crowd Med Shock PE961301/Hollywoodedge, Crowd Reaction Shock PE142501
- Hollywoodedge, Crunchy Fist Impact PE247301/Hollywoodedge, Kick Body Hit 4 Thud Cr PE101601 (Used twice in “The Hard Easy”.)
- Hollywoodedge, Dolphin Chirps Vocal PE024601/Hollywoodedge, Dolphins Chirping TE015902 (Heard once in "Memories of Boom-Boom Mountain".)
- Hollywoodedge, Drip Single Falls Liq PE041201
- Hollywoodedge, Dry Squeaky Kiss OrS CRT027702
- Hollywoodedge, Elephant Single Clas AT043701 (Heard once in "Something Big".)
- Hollywoodedge, Elephant Single Clas AT043901 (Heard once in "The Limit".)
- Hollywoodedge, Elephant Single Shor AT043401 (Heard once in "The Limit".)
- Hollywoodedge, Fart 4 Very Short High PE139201 (Heard in "Wizard" and "Ocean of Fear".)
- Hollywoodedge, Fart 7 Lowpitched Jui PE139501 (Heard in "Trouble in Lumpy Space" and "Ocean of Fear".)
- Hollywoodedge, Fart 8 Comical Highpi PE139601 (Heard once in "Ocean of Fear".)
- Hollywoodedge, Gooey Splat CRT052405 (Heard once in "The Witch's Garden" and once in “The Chamber of Frozen Blades”.)
- Hollywoodedge, High Pitched Desk Bel PE191901 (Used twice in “Beyond this Earthly Realm”.)
- Hollywoodedge, Hollowbomp Impact CRT030403
- Hollywoodedge, Hollowbomp Impact CRT030404
- Hollywoodedge, Hollowbomp Impact CRT030405
- Hollywoodedge, Large Splash Or DiveW PE127201 (Used twice in “Beyond the Grotto”.)
- Hollywoodedge, Lg Metal Wheel Creak CRT053701
- Hollywoodedge, Lightning 08 CloseG SIG012601 (Heard once in "Evicted!", once in "Fiona and Cake", twice in "The Creeps", and once in "The Visitor".)
- Hollywoodedge, Low Pitched Squeak CRT049301
- Hollywoodedge, Medium Crowd AdultsY PE142901
- Hollywoodedge, Medium Exterior Crow PE140401 (Heard once in "Hot Diggity Doom".)
- Hollywoodedge, Medium Exterior Crow PE141401 (Heard once in "Hot Diggity Doom".)
- Hollywoodedge, Medium Exterior Crow PE140501 (Heard in "Hot Diggity Doom", "Belly of the Beast" and "Princess Day".)
- Hollywoodedge, Puma Cougar Roar Clas AT016701 (Used once in “Evergreen”.)
- Hollywoodedge, Quick Whistle Zip By CRT057503
- Hollywoodedge, Quick Whistle Zip By CRT057504
- Hollywoodedge, Raven Common Caws Rav AT080701 (Heard once in the intro.)
- Hollywoodedge, Screams 1 Woman Singl PE133501 (Heard once in "Jake the Dog".)
- Hollywoodedge, Screams 2 Woman Singl PE133601
- Hollywoodedge, Single Classic Wolf CRT012501/Sound Ideas, COYOTE - LONG HOWL, ANIMAL
- Hollywoodedge, Single Frog Croak Cl CRT013001 (Heard once in "Loyalty to the King".)
- Hollywoodedge, Single Piece Wood Fal PE113801 (Used twice in “Slow Love”.)
- Hollywoodedge, Slap 1 PE104201 (Used once in “Hoots”.)
- Hollywoodedge, Small Group Men Pant CRT027902 (Heard once in a low volume in "Distant Lands".)
- Hollywoodedge, Sword Or Bayonet Juic PE101901 (Used several times in “The Limit”.)
- Hollywoodedge, Sword Or Bayonet Juic PE102301 (Used once in “Ghost Princess.”)
- Hollywoodedge, Sword Or Bayonet Juic PE102401 (Used twice in “Dentist”.)
- Hollywoodedge, Sword Shing With Sword PE103501 (Used once in “Guardians of Sunshine” for Bouncy Bee’s stinger, and once in “Dentist”.)
- Hollywoodedge, Sword Twang 1 Sword Pl PE103701 (Used twice in “Slow Love”.)
- Hollywoodedge, Synth Gun Shot Ricoch PE206601/Sound Ideas, GUN, LASER - LASER GUN: SINGLE SHOT 01 (Used once in “Reign of Gunters” and twice in “Wizards Only Fools”.)
- Hollywoodedge, Thunder Fast Electr SD027001 (Used once in "The Creeps".)
- Hollywoodedge, Very Wet Lip Smackin CRT026505 (Heard once in "Bad Little Boy" when Fionna eats spaghetti.)
- Hollywoodedge, Warning Buzzer Space PE194501 (Used once in “Gut Grinder”.)
- Hollywoodedge, Wet Snarly Blurps CRT040501
- Hollywoodedge, Wet Splats Various CRT052101 (Heard once in "The Jiggler".)
- Hollywoodedge, Wet Squishy Impact CRT052603 (Heard once in "Slumber Party Panic".)
- Hollywoodedge, Woman Screamsahhh M CRT028203
- Hollywoodedge, Wood Crash Large PE113501
- Hollywoodedge, Wood Single Piece Fal PE113701 (Used once in “Slow Love”.)
- Hollywoodedge, Wubble Wobble Spring PE940704
- Horta Editorial Hacienda Post SFX Bone Breaking (Used in “Mortal Folly”, “Mortal Recoil”, “Another Way”, “Finn the Human” and “Escape from the Citadel”.)
- Horta-Hacienda Glass Shatter Sound
- Joel Valentine Stomach Growls
- ProjectSAM, Bon Rip 02
- Pro Sound Effects, Steam Train, Depart from Station, Onboard, Exterior, Rhythmic Chugging Engine, Whistle Blasts, Clattering, Rumble (Whistle element only, slightly higher pitch; this, or a very similar sound effect is heard twice in "Mystery Train".)
- Shiny Sound 2 (Used twice in “The Hard Easy”.)
- SKYWALKER, SCI-FI GUN - STORMTROOPER BLASTER GUN (Used once in “Wizard Battle”.)
- SoundDogs, Burst, Striking, Sizzling, Magic (Used in “James” and “Lemonhope Part 2”.)
- SoundDogs, Metal, Rip, Crush, Hit, Glass/Sound Ideas, METAL, HIT - METAL IMPACT: SHARP RIPPING CRUNCH 02 (Used once in “James”.)
- SoundDogs, Sparks, Explosive, Zaps, Violent/Sound Ideas, ELECTRICITY, SPARK - EXPLOSIVE ARCS AND ZAPS (Used in “Guardians of Sunshine”, “Wizard Battle”, “Something Big”, "Stakes Part 1: Marceline The Vampire Queen”, and “Stakes Part 7: Checkmate”.)
- Sound Ideas, ALARM, CAR - DISARM CAR ALARM, AUTO
- Sound Ideas, AMBIENCE, FOREST - FOREST, SPOOKY NIGHT
- Sound Ideas, ANIMAL, CAMEL - VOCALIZATIONS (1st take; Used once in “You Made Me”.)
- Sound Ideas, ANIMAL, HORSE - WHINNY AND NEIGH OUTSIDE VERSION 1/Sound Ideas, HORSE - SINGLE HORSE WHINNY, ANIMAL 01 (Heard once in "City of Thieves".)
- Sound Ideas, ANIMAL, MONSTER - SEVERAL SCREAMS, CREATURE (2nd take; Used once in "Belly of the Beast".)
- Sound Ideas, ANIMAL, SCREAM - T-REX - SCREAM, DINOSAUR 01 (Used once in “A Glitch is a Glitch”)
- Sound Ideas, APPLAUSE, CHEERING, CROWD - SMALL STUDIO AUDIENCE: APPLAUSE WITH CHEERING AND WHISTLING WITH SURGE (Heard twice in "Sad Face".)
- Sound Ideas, ARCADE, VIDEO GAME - VIDEO GAME: ELECTRONIC SOUNDS, AMUSEMENT PARK, FAIR 02 (Heard in "Guardians of Sunshine.")
- Sound Ideas, BIRD, BLUEBIRD - BLUEBIRD CHIRPS, ANIMAL
- Sound Ideas, BIRD, CHICKEN - SINGLE CHICKEN SQUAWKING, ANIMAL (Heard once in "Five More Short Graybles".)
- Sound Ideas, BIRD, OWL - SINGLE OWL HOOTING, ANIMAL (Heard once in "What Have You Done?".)
- Sound Ideas, BLINK, CARTOON - XYLO EYE BLINKS (Heard once in the "Stakes" intro.)
- Sound Ideas, BOING, CARTOON - EARS DRUM BOUNCE (Heard once in "Water Park Prank", along with BOING, CARTOON - GOOD SPRONG 01.)
- Sound Ideas, BOING, CARTOON - GOOD SPRONG 01 (Heard once in "Water Park Prank", along with BOING, CARTOON - EARS DRUM BOUNCE.)
- Sound Ideas, CARTOON, HORN - SHORT, SHARP HORN TOOT, HIGH/Sound Ideas, SQUAWK, CARTOON - BIG HORN BONK
- Sound Ideas, CARTOON, POP - CORK POP FROM JUG (Heard once in "Slumber Party Panic".)
- Sound Ideas, CARTOON, SCREAM - SHORT TERROR SCREAM, HORROR
- Sound Ideas, CARTOON, WHISTLE - SLIDE WHISTLE: FAST SLIDE UP, ZIP 02
- Sound Ideas, CAT, DOMESTIC - 8 ANGRY SNARLS & HISSES, ANIMAL
- Sound Ideas, CAT - DOMESTIC: SINGLE MEOW, ANIMAL 01
- Sound Ideas, CAT - DOMESTIC: SINGLE MEOW, ANIMAL 02 (Heard often in "The Box Prince" and "Sky Witch".)
- Sound Ideas, CAT - DOMESTIC: SINGLE MEOW, ANIMAL 03
- Sound Ideas, CHILDREN, CROWD - SMALL STUDIO AUDIENCE OF CHILDREN: BIG CHEER, CHEERING 01 (Heard once in "Puhoy". (Not used in other languages.)
- Sound Ideas, COMPUTER - START UP, RUN, SHUT DOWN, OFFICE
- Sound Ideas, COUNTRY, DAY - BIRDS, CRICKETS, STEADY BREEZE, AMBIENCE (Heard once in "Burning Low".)
- Sound Ideas, CRASH, TABLE - DUMP LARGE TABLE WITH GLASSES 01 (Heard once in "Apple Thief".)
- Sound Ideas, DOOR, SWING - OPEN (Heard in the Cartoon Network Studios logo.)
- Sound Ideas, ELECTRICITY, SPARK - HIGH VOLTAGE SPARK, ELECTRICAL 10 (Used in "Wizard Battle" and "Fiona and Cake".)
- Sound Ideas, ELECTRICITY, SPARK - HIGH VOLTAGE SPARK, ELECTRICAL 11 (Used in "Mortal Folly", "Hitman", "Still", "Wizard Battle", "Fiona and Cake", "Holly Jolly Secrets" and “Ignition Point”.)
- Sound Ideas, ELECTRICITY, SPARK - HIGH VOLTAGE SPARK, ELECTRICAL 12 (Used once in "Still".)
- Sound Ideas, EXPLOSION - BOULDER EXPLOSION 01 (Used in “It Came from the Nightosphere”, “Belly of the Beast”, “Memory of a Memory” and “Who Would Win”, “The Hard Easy” and “We Fixed a Truck”.)
- Sound Ideas, EXPLOSION - BOULDER EXPLOSION 03 (Used once in “Power Animal”.)
- Sound Ideas, EXPLOSION - BOULDER EXPLOSION 04 (Used once in “The Hard Easy”.)
- Sound Ideas, EXPLOSION - HAND GRENADE: DEFENSIVE HAND GRENADE EXPLOSION WITH SHRAPNEL PASSING BY 01 ( Used in “Power Animal”, “Conquest of Cuteness”, “Hitman”, “Fiona and Cake”, “Ignition Point”, “Reign of Gunters”, “The Lich”, “Time Sandwich", “Something Big”, “We Fixed a Truck”, “Lemonhope Part 2”, “Dentist” and “The Pajama War”.)
- Sound Ideas, EXPLOSION - HAND GRENADE: DEFENSIVE HAND GRENADE EXPLOSION WITH SHRAPNEL PASSING BY 02 (Used in "Fiona and Cake", and “Something Big”.)
- Sound Ideas, FANTASY - TONAL SPARKLE GLISS 01/Sound Ideas, MAGIC, CARTOON - SHORT TONAL SPARKLE GLISS, COMEDY 01 (Heard 7 times in "Wizard".)
- Sound Ideas, HIT, CARTOON - COCONUT HIT 01 (Heard once in "Dungeon", "Rainy Day Daydream", and "Wizard Battle".)
- Sound Ideas, HIT, CARTOON - COCONUT HIT 02 (Heard once in "Power Animal" and "The Chamber of Frozen Blades".)
- Sound Ideas, HIT, HUMAN - BIG HEAVY FACE SLAP, CARTOON 01
- Sound Ideas, HIT, HUMAN - FACE SLAP, CARTOON 01
- Sound Ideas, HORSE - 3 WHINNIES, 3 SNORTS, C.U, ANIMAL (Heard once in "Sad Face" and thrice in "James Baxter the Horse".)
- Sound Ideas, HUMAN, BABY - BABY: THREE MONTHS OLD: HEAVY CRYING
- Sound Ideas, HUMAN, BABY - CRYING (2nd half used for Finn as a baby when he cries once in "Dad's Dungeon", and 2nd, 3rd, 4th, 5th and 6th halves used for Finn's baby brother when he cries in "Jake the Dog".)
- Sound Ideas, HUMAN, FART - MEDIUM FART, COMEDY, CARTOON 02
- Sound Ideas, HUMAN, SCREAM - SCREAM: FEMALE, HORROR 04 (Heard once in the end in "The Enchiridion".)
- Sound Ideas, HUMAN, SCREAM - SCREAMS, MAN, VERSION 2, HUMAN, DIGIFFECTS
- Sound Ideas, HUMAN, SCREAM - SCREAMS, WOMAN, VERSION 1, HUMAN, DIGIFFECTS (Heard once in "Return to the Nightosphere".)
- Sound Ideas, LASER BEAM - ROBOTIC LASER: CONSTANT 01 (Heard in "Card Wars".)
- Sound Ideas, METAL, HIT - METAL IMPACT: LOW SHRIEKING THUD (Used in “Power Animal”, “Morituri de Salutamus” and “James”.)
- Sound Ideas, MONSTER - BIRD MONSTER SCREECHING, CREATURE, CARTOON, ANIMAL (Used once in “Bad Little Boy” and “Come Along with Me”.)
- Sound Ideas, MONSTER - ROAR, ANIMAL 05 (Heard once in "Come Along With Me"; used for Marceline.)
- Sound Ideas, MONSTER - ROAR, ANIMAL 06 (Used once in “Fiona and Cake” for the Slush Beast, and once in “We Fixed a Truck” for the reptilian synthoid replicant.)
- Sound Ideas, SCI FI - SINGING SWORD ( Used once in “Mystery Train”, once in “Heat Signature” and twice in “A Glitch is a Glitch”.)
- Sound Ideas, SQUISH, MUD - SINGLE MUD BUBBLE SQUISH 02
- Sound Ideas, THUMP, CARTOON - TUBE THUNK 01
- Sound Ideas, THUNDER - BIG THUNDER CLAP AND RUMBLE, WEATHER 01
- Sound Ideas, THUNDER - BIG THUNDER CLAP AND RUMBLE, WEATHER 02
- Sound Ideas, THUNDER - BIG THUNDER CLAP AND RUMBLE, WEATHER 04
- Sound Ideas, THUNDER - BIG THUNDER CRACK AND RUMBLE, WEATHER (Heard once in "Evicted!", thrice in "The Creeps", once in "Beautopia" and thrice in “The Hard Easy”.)
- Sound Ideas, THUNDER - THUNDER CLAP AND RUMBLE, WEATHER 01 (Series 6000) (Used once in "Gotcha!".)
- Sound Ideas, TRAIN, STEAM - STEAM TRAIN: LONG APPROACH, PASS BY WITH BELL AND WHISTLE DOPPLER (Heard once in "Mystery Train".)
- Sound Ideas, TWIRL, CARTOON - FRISBEE TWIRL, CONSTANT (Used in "Conquest of Cuteness", “The Hard Easy” and "Up a Tree", “Shh!”, and “Graybles 1000+”.)
- Sound Ideas, WEATHER, LIGHTNING - BOLT OF LIGHTNING STRIKES CLOSE BY, THUNDER 04 (Heard once in "Stakes Part 8: The Dark Cloud".)
- Sound Ideas, WEATHER, LIGHTNING - BOLT OF LIGHTNING STRIKES CLOSE BY, THUNDER 10 (Used once in "The Creeps".)
- Sound Ideas, WHIP - BULLWHIP: SINGLE CRACK 01 (Used once in “Shh!”, “Dentist”, and “The Comet”.)
- Sound Ideas, WIND - SOFT WIND, WEATHER (Heard once in the intro.)
- Sound Ideas, ZIP, CARTOON - BIG WHISTLE ZING OUT
- Unknown Crowd Scream (Heard once in "Finn the Human".)
- Weather Service Tone (2nd beeping tone; heard once in "Lemonhope: Story I".)
- Wilhelm Scream (Heard once in a low volume at the end of "Memories of Boom Boom Mountain".)