Suggestions by @opporan

George Lucas

as Director in Fett: A Star Wars Story

Vanessa Marshall

as Vanessa Marshall in The Transformers

Liev Schreiber

as Lockdown in The Transformers

Will Smith

as Jazz in The Transformers

Steven Spielberg

as Director in The Transformers

Chris Hemsworth

as Ironhide in The Transformers

JB Blanc

as Hound in The Transformers

Jerome St. John Blake

as Ratchet in The Transformers

Frank Welker

as Unicron (After Credits) in The Transformers

Liam Neeson

as Ultra Magnus in The Transformers

Danny Elfman

as Composer in The Transformers

Victoria Smurfit

as The Seventh Sister in Star Wars Rebels Live Action

Zendaya Coleman

as Ahsoka Tano in Star Wars Rebels Live Action

Temuera Morrison

as Captain Rex in Star Wars Rebels Live Action

Ray Park

as Darth Maul in Star Wars Rebels Live Action

Jeremy Irons

as The Inquisitor in Star Wars Rebels Live Action

Vanessa Marshall

as Hera in Star Wars Rebels Live Action

Steve Blum

as Zeb in Star Wars Rebels Live Action

Tom Hiddleston

as Admiral Yularen in Star Wars: The Clone Wars live-action fancast

Jess Harnell

as Savage Opress in Star Wars: The Clone Wars live-action fancast