Cast
- Bryan Cranston as Dalton Trumbo
- Alan Tudyk as Ian McLellan Hunter
- Diane Lane as Cleo Trumbo
- Mark Harelik as Ed Muhl
- Michael Stuhlbarg as Edward G. Robinson
- Adewale Akinnuoye-Agbaje as Virgil Brooks
- Helen Mirren as Hedda Hopper
- John Goodman as Frank King
- David James Elliott as John Wayne
- Elle Fanning as Nikola Trumbo
- James DuMont as J. Parnell Thomas
- Roger Bart as Buddy Ross
- Louis C.K. as Arlen Hird
- Richard Portnow as Louis B. Mayer
- John Getz as Sam Wood