Suggestions by @disneymaster1901

Elton John

as Soundtrack Composer in Sing (1986)

Dan Molina

as Editor in Sing (1986)

Dan Kuenster

as Animator #2 in Sing (1986)

John Pomeroy

as Supervising Animator in Sing (1986)

Linda Miller

as Animator in Sing (1986)

Henry Mancini

as Composer in Sing (1986)

Steven Spielberg

as Executive Producer in Sing (1986)

Don Bluth

as Producer in Sing (1986)

David Steinberg

as Writer #2 in Sing (1986)

Gary Goldman

as Writer in Sing (1986)

Don Bluth

as Director in Sing (1986)

Danny DeVito

as Baboon in Sing (1986)

Casey Kasem

as Bob in Sing (1986)

Clancy Brown

as Stan in Sing (1986)

Esther Rolle

as Meena's Grandmother in Sing (1986)

Bea Arthur

as Judith in Sing (1986)

Patti LaBelle

as Meena's Mother in Sing (1986)

Jeffrey Tambor

as Norman in Sing (1986)

Scatman Crothers

as Meena's Grandfather in Sing (1986)

Michael Des Barres

as Lance in Sing (1986)