Suggestions by @nathanewing

Michael Keaton

as John Keller in Transformers (2007 rewrite)

Leonard Nimoy

as Sentinel Prime in Transformers (2007 rewrite)

Monster Sound Effects

as Scorponok in Transformers (2007 rewrite)

Kathleen Barr

as Frenzy ☠️ in Transformers (2007 rewrite)

David Sobolov

as Brawl ☠️ in Transformers (2007 rewrite)

Michael Adamthwaite

as Bonecrusher ☠️ in Transformers (2007 rewrite)

George Clooney

as Tom Banachek ☠️ in Transformers (2007 rewrite)

Tyrese Gibson

as Robert Epps in Transformers (2007 rewrite)

Josh Duhamel

as William Lennox in Transformers (2007 rewrite)

John Turturro

as Seymour Simmons in Transformers (2007 rewrite)

Khary Payton

as Blackout ☠️ in Transformers (2007 rewrite)

Keith David

as Barricade ☠️ in Transformers (2007 rewrite)

Michael Dobson

as Starscream (Tertiary antagonist) in Transformers (2007 rewrite)

Frank Welker

as Soundwave (secondary antagonist) in Transformers (2007 rewrite)

Frank Welker

as Megatron ☠️ in Transformers (2007 rewrite)

Charlize Theron

as Judy Witwicky in Transformers (2007 rewrite)

Jess Harnell

as Ironhide in Transformers (2007 rewrite)

Robert Foxworth

as Ratchet in Transformers (2007 rewrite)

Phil LaMarr

as Jazz ☠️ in Transformers (2007 rewrite)

Johnny Yong Bosch

as Bumblebee in Transformers (2007 rewrite)