Suggestions by @jamesthethinker

BD Wong

as Zan and Jayna’s Father in Wonder Twins

Vinnie Jones

as Kragg Gorn Kee in Wonder Twins

Elizabeth Banks

as Professor Andrea Wye in Wonder Twins

Mackenyu

as Hiro Okamaru in Wonder Twins

Sheriff of Nottingham

as Pat Buttram in Voice Actors Hall of Fame

Bill Brzeski

as Production Designer in Wonder Twins

Mindy Cohn

as Velma Dinkley in Scooby-Doo Across the Monsterous Multiverse

Robert Rodriguez

as Director in Wonder Twins

Dee Bradley Baker

as Gleek in Wonder Twins

Frank Welker

as Gleek in Wonder Twins

Christine Bieselin Clark

as Costume Designer in Wonder Twins

Daniel Pemberton

as Composer in Wonder Twins

Jace Norman

as Tommy Terror in Wonder Twins

Peyton List

as Tuppence Terror in Wonder Twins

Bryce Dallas Howard

as Melody Moore in Wonder Twins

James Gunn

as Producer in Wonder Twins

Dan Povenmire

as Writer in Wonder Twins

Spider Monkey

as Gleek in Wonder Twins

John Slattery

as King Faraday in Wonder Twins

Willy Wonka

as Basil Rathbone in Characters golden age stars could have played