Appearances
Bold means character played a Major role
Underlined means character does not speak.
Italic means character played a secondary or minor role.
Neither bold nor italic means character had a cameo role.
Appearances = 288 episodes
Episodes
Season 1
- Help Wanted (debut)
- Reef Blower
- Bubblestand
- Jellyfishing
- Plankton!
- Naughty Nautical Neighbors
- Boating School
- Pizza Delivery
- Home Sweet Pineapple
- Mermaid Man and Barnacle Boy
- Pickles
- Jellyfish Jam
- Sandy's Rocket
- Squeaky Boots
- Nature Pants
- Opposite Day
- Culture Shock
- F.U.N.
- MuscleBob BuffPants
- Squidward the Unfriendly Ghost
- The Chaperone
- Employee of the Month
- Scaredy Pants
- I Was a Teenage Gary
- SB-129
- Karate Choppers
- Sleepy Time
- Valentine's Day
- The Paper
- Texas
- Fools in April
- Hooky
Season 2
- Your Shoe's Untied
- Squid's Day Off
- Something Smells
- Bossy Boots
- Big Pink Loser
- Bubble Buddy
- Dying for Pie
- Imitation Krabs
- Wormy
- Patty Hype
- Grandma's Kisses
- Squidville
- Pre-Hibernation Week
- Christmas Who?
- Dumped (made of wood)
- The Smoking Peanut
- Pressure
- Shanghaied
- Welcome to the Chum Bucket
- Frankendoodle
- Band Geeks
- Graveyard Shift
- Krusty Love
- Procrastination (deleted scene)
- I'm With Stupid
- Sailor Mouth
- Artist Unknown
- Squid on Strike
- Sandy, SpongeBob, and the Worm
Season 3
- The Algae's Always Greener (in alternate reality)
- Club SpongeBob
- My Pretty Seahorse
- Just One Bite
- Idiot Box
- Mermaid Man and Barnacle Boy IV
- Snowball Effect
- One Krabs Trash
- As Seen on TV
- Can You Spare a Dime?
- Squilliam Returns
- Krab Borg
- Wet Painters
- Krusty Krab Training Video
- Party Pooper Pants
- Chocolate With Nuts
- Mermaid Man and Barnacle Boy V
- Clams
- Ugh (ancestor Squog is seen)
- The Great Snail Race
- Mid-Life Crustacean
- Born Again Krabs
- I Had an Accident
- Krabby Land
- The Camping Episode
- Missing Identity
- Plankton's Army
- The Sponge Who Could Fly
- SpongeBob Meets the Strangler
- Pranks a Lot
Season 4
- Fear of a Krabby Patty
- Shell of a Man
- The Lost Mattress
- Krabs vs. Plankton
- Have You Seen This Snail?
- Skill Crane
- Good Neighbors
- Selling Out
- Funny Pants
- Dunces and Dragons (Squidly)
- Enemy In-Law
- Mermaid Man & Barnacle Boy VI: The Motion Picture
- Patrick SmartPants
- SquidBob TentaclePants
- Krusty Towers
- Ghost Host
- Chimps Ahoy (voice only)
- Whale of a Birthday
- Karate Island (speaking cameo)
- All That Glitters
- Wishing You Well
- New Leaf
- Once Bitten
- Bummer Vacation
- Wigstruck
- Squidtastic Voyage
- That's No Lady
- The Thing
- Hocus Pocus
- Rule of Dumb
- Born to Be Wild
- Best Frenemies
- Squid Wood
- Best Day Ever
- The Gift of Gum
Season 5
- Friend or Foe
- The Original Fry Cook
- Night Light
- Waiting
- Fungus Among Us
- Spy Buddies
- Boat Smarts
- Good Ol' Whatshisname
- New Digs
- Krabs a la Mode
- Bucket Sweet Bucket
- To Love a Patty
- Breath of Fresh Squidward
- Money Talks
- SpongeBob vs. the Patty Gadget
- Slimy Dancing
- The Krusty Sponge
- Sing a Song of Patrick (speaking cameo)
- A Flea in Her Dome (2 speaking cameos)
- Le Big Switch
- Atlantis SquarePantis
- Goo Goo Gas
- Picture Day (brief cameo)
- Blackened Sponge
- Mermaid Man vs. SpongeBob
- To Save a Squirrel (2 cameo)
- Pest of the West (ancestor is seen)
- 20,000 Patties Under the Sea
- The Battle of Bikini Bottom (speaking cameo)
- What Ever Happened to SpongeBob?
- The Two Faces of Squidward
- SpongeHenge (cameo)
- Banned in Bikini Bottom
- Stanley S. SquarePants
Season 6
- House Fancy
- Krabby Road
- Penny Foolish
- Spongicus
- Suction Cup Symphony
- Not Normal
- Gone
- The Splinter
- Slide Whistle Stooges
- Sun Bleached (speaking cameo)
- Giant Squidward
- No Nose Knows
- Patty Caper (cameo)
- Boating Buddies
- The Krabby Kronicle
- Grooming Gary (3 cameos)
- SpongeBob vs. The Big One
- Choir Boys
- Dear Vikings
- Cephalopod Lodge
- Squid's Visit
- To SquarePants or Not to SquarePants
- Grandpappy the Pirate
- Professor Squidward
- Pet or Pests
- Komputer Overload
- Gullible Pants
- No Hat for Pat
- Toy Store of Doom (cameo)
- Chum Bucket Supreme
- Single Cell Anniversary
- Truth or Square
- Pineapple Fever
- Chum Caverns
- The Clash of Triton
Season 7
- Tentacle-Vision
- I Heart Dancing
- Growth Spout
- Stuck in the Wringer
- Someone's in the Kitchen with Sandy (cameo)
- The Inside Job
- The Curse of Bikini Bottom
- Greasy Buffoons
- Model Sponge
- Keep Bikini Bottom Beautiful
- Squidward in Clarinetland
- SpongeBob's Last Stand
- Yours, Mine, and Mine
- Kracked Krabs
- A Day Without Tears
- Summer Job (brief cameo)
- The Play's the Thing
- Rodeo Daze
- Gramma's Secret Recipe (cameo)
- The Monster Who Came to Bikini Bottom
- Welcome To The Bikini Bottom Triangle
- The Main Drain
- Trenchbillies
- Sponge-Cano!
- The Curse of the Hex
- The Great Patty Caper
- That Sinking Feeling
- Karate Star
- Buried in Time
- Enchanted Tiki Dreams
- The Abrasive Side
- Hide And Then What Happens?
- Earworm
- Shellback Shenanigans (cameo)
- The Masterpiece
- Whelk Attack
- You Don't Know Sponge
- Krusty Dogs
- The Wreck of the Mauna Loa
- New Fish in Town
- Love That Squid
- Big Sister Sam
- Perfect Chemistry (3 cameos)
Season 8
- Oral Report + title card
- A Friendly Game
- Sentimental Sponge
- Squidward's School For Grown-Ups
- Frozen Face-Off
- The Other Patty (cameo)
- Accidents Will Happen
- Drive Thru
- Sweet and Sour Squid
- The Googly Artiste
- Pet Sitter Pat
- Mermaid Man Begins (cameo)
- Smoothe Jazz at Bikini Bottom
- Ghoul Fools
- Patrick's Staycation
- Walking the Plankton (non-speaking cameo)
- Mr. Krabs Takes a Vacation
- A SquarePants Family Vacation (cameo at beginning)
- The Way Of The Sponge
- Bubble Troubles (2 cameos)
- The Krabby Patty That Ate Bikini Bottom
- Bubble Buddy Returns
- Planet of the Jellyfish (no lines)
- Are You Happy Now?
- Restraining SpongeBob
- Free Samples
- Fiasco!
- Home Sweet Rubble
- Karen 2.0
- InSPONGEiac
- Squiditis
- Face Freeze!
- Demolition Doofus (cameo at beginning)
- Treats! (cameo)
- For Here or to Go
- It's a SpongeBob Christmas!
- Super Evil Aquatic Villain Team Up is Go!
- Chum Fricassee
- The Good Krabby Name
- Move It or Lose It
- Hello Bikini Bottom!
Season 9
- Squirrel Record (cameo at beginning)
- Squid Baby
- License to Milkshake (arm is only seen)
- Eek, An Urchin!
- Patrick-Man!
- Little Yellow Book
- Squid Defense
- Plankton's Pet
- Evil Spatula
- Safe Deposit Krabs (Cameo at middle)
Movies