Jimmy Neutron/Finding Nemo

• Jimmy as Marlin
• Carl as Nemo
• Dee Dee (from Dexter's Laboratory) as Dory
• Rocko (from Rocko's Modern Life) as Gill
• Stimpy (from The Ren and Stimpy Show) as Bloat
• Mee Mee (from Dexter's Laboratory) as Peach
• Ren (from The Ren and Stimpy Show) as Gurgle
• Sheen as Bubbles
• Lee Lee (from Dexter's Laboratory) as Deb/Flo
• Eric Duckman (from Duckman) as Jacques
• Waffle, Gordon, & Mr. Blik (from Catscratch) as Nigel
• Etno, Candy, Bud, Gorgious and Stereo (from Space Goofs) as School of Moonfish
• Paul the Monkey (DNA Productions) as Crush
• Timon and Pumbaa (from The Lion King) as Squirt
• Eddy's Brother (from Ed, Edd n Eddy's Big Picture Show) as Bruce
• Pimon and Tumbaa (from Timon and Pumbaa) as Anchor and Chum
• Snap (from ChalkZone) as Blenny the Worried Fish
• Russ Cargil (from The Simpsons Movie) as Dr. Philip Sherman
• Angelica (from Rugrats) as Darla Sherman
• Cindy as Coral (with Libby as a extra)
• Cyclops (from The SpongeBob SquarePants Movie) as Barracuda
• Follower, Greeter and Waiter (from 123 Slaughter Me Street) as Anglerfish
• Convicts (from Les Miserables) as Seagulls
• Scheck (from Hey Arnold!: The Movie) as The Whale