Suggestions by @anthonysan

Asa Butterfield

as Nico di Angelo in Percy Jackson & the Olympians

Ian McKellen

as Sentinel Prime in The Transformers

Kellan Lutz

as Air Raid in The Transformers

Vin Diesel

as Menasor in The Transformers

Vin Diesel

as Motormaster in The Transformers

Khary Payton

as Festus in Heroes of Olympus: The Lost Hero

Manu Bennett

as Mars in Heroes of Olympus: The House of Hades

Josh Hutcherson

as Jason Grace in Heroes of Olympus: The Mark of Athena

Asa Butterfield

as Nico di Angelo in Heroes of Olympus: The Mark of Athena

Alexander Flores

as Leo Valdez in Heroes of Olympus: The Mark of Athena

Logan Lerman

as Percy Jackson in Heroes of Olympus: The Son of Neptune

John Noble

as Kronos in Percy Jackson: Titan's Curse

Brandon T. Jackson

as Grover Underwood in Percy Jackson: Titan's Curse

Nolan North

as Hermes in Percy Jackson: Titan's Curse

Pierce Brosnan

as Chiron in Percy Jackson: Titan's Curse

Asa Butterfield

as Nico di Angelo in Percy Jackson: Titan's Curse

Richard Armitage

as Ironhide in The Transformers

Dean O'Gorman

as Sunstreaker in The Transformers

Aidan Turner

as Sideswipe in The Transformers

Elizabeth Olsen

as Chromia in The Transformers