Trumbo

as Messenger

as Virgil Brooks

as Ian McLellan Hunter

as Mitzi Trumbo (age 9-12)

as DC Reporter

as Dalton Trumbo

as Niki's Friend

as Otto Preminger

as Roy Brewer

as Reporter

as Rocco

as John Wayne

as Kirk Douglas

as Cleo Trumbo

as Niki Trumbo

as Andrew Hird

as Master of Ceremonies

as Hedda Hopper

as Prison Guard

as J. Parnell Thomas

as Young Father

as Mover

as TV Interviewer

as Sam Wood

as Frank King

as Chris Trumbo (age 29)

as Jury Foreman

as Robert Stripling

as Rally Participant

as Party Goer

as Self (archive footage) (uncredited)

as Arlen Hird

as Niki Trumbo (age 8-11)

as Ed Muhl

as Chris Trumbo (age 13-17)

as Mitzi Trumbo (age 6-8)

as Edward G. Robinson

as Chris Trumbo (age 10-12)

as Robert Kenny

as Prison Guard

as Louis B. Mayer

as John F. Kennedy

as Reporter

as Buddy Ross

as Journalist

as Jeff Krandall

as Hymie King

as Chris Trumbo (age 6-10)

as Next Door Neighbor