Casting (30)
Mark Wahlberg
Cade Yeager
Laura Haddock
Viviane Wembly
Peter Cullen
Optimus Prime (voice)
Anthony Hopkins
Sir Edmund Burton
Erik Aadahl
Bumblebee (voice)
Josh Duhamel
Colonel William Lennox
Gemma Chan
Quintessa
Jim Carter
Cogman (voice)
Santiago Cabrera
Santos
Isabela Merced
Izabella
Jerrod Carmichael
Jimmy
Stanley Tucci
Merlin
Liam Garrigan
Arthur
Martin McCreadie
Lancelot
Rob Witcomb
Percival
Marcus Fraser
Gawain
John Hollingworth
Tristan
Daniel Adegboyega
Saebert
Benjamin Maurice Webb
Hengist
Glenn Morshower
General Morshower
John Turturro
Agent Simmons
Tony Hale
JPL Engineer
Claude Knowlton
JPL Director
Jacob Zachar
Young JPL Engineer
Maggie Steed
Viviane's Grandmum
Sara Stewart
Viviane's Mum
Phoebe Nicholls
Aunt Helen
Rebecca Front
Aunt Marie
Stephen Hogan
Viviane's Father
Minti Gorne
Young Viviane