Suggestions by @chrisfarley1997

Chris Sullivan

as Gary the Peregrine Falcon in Mark the Cheetah (Sony/Tristar Pictures)

Eddie Izzard

as Hans the African Fish Eagle in Mark the Cheetah (Sony/Tristar Pictures)

Paul Reubens

as Carl the Nile Monitor in Mark the Cheetah (Sony/Tristar Pictures)

Jim Carrey

as Simon the Greater Flamingo in Mark the Cheetah (Sony/Tristar Pictures)

Joan Cusack

as Susan the Cheetah in Mark the Cheetah (Sony/Tristar Pictures)

Mike Myers

as Mark the Cheetah in Mark the Cheetah (Sony/Tristar Pictures)

Sarah Paulson

as Dr. Lola in Thom the Sperm Whale (20th Century Fox)

Christopher Walken

as Wilbert in Thom the Sperm Whale (20th Century Fox)

Matt Lucas

as Ralph the Sperm Whale in Thom the Sperm Whale (20th Century Fox)

Eric Idle

as Ron the Hammerhead Shark in Thom the Sperm Whale (20th Century Fox)

Patrick Stewart

as John the Hammerhead Shark in Thom the Sperm Whale (20th Century Fox)

Chris Sullivan

as Martin the Hammerhead Shark in Thom the Sperm Whale (20th Century Fox)

James Marsden

as Gill the Sperm Whale in Thom the Sperm Whale (20th Century Fox)

Ozzy Osbourne

as Hans the Sperm Whale in Thom the Sperm Whale (20th Century Fox)

Sean Hayes

as Larry the Seagull in Thom the Sperm Whale (20th Century Fox)

Dominic West

as Bob the Seagull in Thom the Sperm Whale (20th Century Fox)

Patrick Warburton

as Boog the Sperm Whale in Thom the Sperm Whale (20th Century Fox)

Kevin James

as Ozzy the Sperm Whale in Thom the Sperm Whale (20th Century Fox)

Andy Samberg

as Lenny the Sperm Whale in Thom the Sperm Whale (20th Century Fox)

Jenny McCarthy

as Keri the Sperm Whale in Thom the Sperm Whale (20th Century Fox)