Suggestions by @christopher00h
3,092 suggestions

Henry Mancini
as Composer in Brazil (1965)

Ralf Moeller
as Maui in Moana (1996)

Carly Simon
as Carried Me With You in Onward (2000)
Dennis Weaver
as Mr. DNA in James Cameron's Jurassic Park (1993)

The Frog Prince
as Influences in The Princess and the Frog (1989)
Noah Baumbach
as Writer in Mr. Peabody and Sherman 2 (2025)
Dua Lipa
as Soundtrack in Mr. Peabody and Sherman 2 (2025)

Leslie Bricusse
as Composer in Mrs. Doubtfire (1973)

Led Zeppelin
as Fight as One in Avengers Earth's Mightiest 70s

CeeLo Green
as Stay Gold in The Outsiders (2010)

Alan Arkin
as Morton the Mouse in Horton Hears a Who! (1960's)
Elsa Lanchester
as Sour Kangaroo in Horton Hears a Who! (1960's)

Robert Redford
as Mayor Ned McDodd in Horton Hears a Who! (1960's)

Lloyd Bridges
as King Roland in Spaceballs (1977)

Cleavon Little
as a radar technician on Spaceball One who can re-enact the radar's sounds. in Spaceballs (1977)
Sally Kellerman
as the voice of Dot Matrix in Spaceballs (1977)

Anthony Perkins
as Horton the Elephant in Horton Hears a Who! (1960's)

Molly Ringwald
as Helga McDodd in Horton Hears a Who! (1970's)

Charlton Heston
as Emmett Benton in Jem And The Holograms (70's Live Action)

Mark Hamill
as Michael J. Fox in '80s Actors in the '70s