Suggestions by @toastythommy

Jude Law

as Dockson in The Mistborn Trilogy

Jason Isaacs

as Straff Venture in The Mistborn Trilogy

Jeff Bridges

as Clubs in The Mistborn Trilogy

Ben Barnes

as Reen in The Mistborn Trilogy

Ewan McGregor

as Cody in The Reckoners Trilogy

Aaron Eckhart

as Steelheart in The Reckoners Trilogy

Idris Elba

as Abraham in The Reckoners Trilogy

Bruce Greenwood

as Prof in The Reckoners Trilogy

Dylan O'Brien

as David in The Reckoners Trilogy

Amber Heard

as Megan in The Reckoners Trilogy

Benedict Cumberbatch

as Solf J. Kimblee in Fullmetal Alchemist

Patton Oswalt

as Nightblood in Warbreaker

Dwayne Johnson

as Scar in Fullmetal Alchemist

Hans Zimmer

as Composer in Warbreaker

David Yates

as Director in Warbreaker

Josh Pence

as Susebron in Warbreaker

Dave Bautista

as Tonk Fah in Warbreaker

Anne Hathaway

as Blushweaver in Warbreaker

Sharlto Copley

as Denth in Warbreaker

Shaun Toub

as Bluefingers in Warbreaker