Suggestions by @mikeysplace

Noah Galvin

as Sam-I-Am in Green Eggs and Ham - The Musical

June Foray

as Michellee in Green Eggs and Ham (1970's)

Janet Waldo

as Gluntz in Green Eggs and Ham (1970's)

Paul Winchell

as Sam-I-Am in Green Eggs and Ham (1980's)

James Coburn

as Mr. Hervnick Z. Snerz in Green Eggs and Ham (1980's)

James Garner

as Goat in Green Eggs and Ham (1980's)

James Garner

as Goat in Green Eggs and Ham (1990's)

Helena Bonham Carter

as Mr. Hervnick Z. Snerz in Green Eggs and Ham (Genderswap)

Helen Mirren

as Mr. Hervnick Z. Snerz in Green Eggs and Ham (Genderswap)

Kelsey Grammer

as Michellee in Green Eggs and Ham (Genderswap)

Sutton Foster

as Gluntz in Green Eggs and Ham - The Musical

Norm Lewis

as McWinkle in Green Eggs and Ham - The Musical

Dwayne Johnson

as General Outrage in Wander Over Yonder

Josh Gad

as Wild Card in Wander Over Yonder

Seth Rogen

as Clipper in Wander Over Yonder

Wayne Brady

as Narrator in Green Eggs and Ham - The Musical

Todrick Hall

as Narrator in Green Eggs and Ham - The Musical

Billy Porter

as Narrator in Green Eggs and Ham - The Musical

Neil Patrick Harris

as Sam-I-Am in Green Eggs and Ham - The Musical

Gavin K. Lee

as Guy-Am-I in Green Eggs and Ham - The Musical