- Rachel Weisz Deborah Lipstadt
- Tom Wilkinson Richard Rampton
- Timothy Spall David Irving
- Andrew Scott Anthony Julius
- Alex Jennings Sir Charles Gray
- Harriet Walter Vera Reich
- John Sessions Prof. Richard Evans
- Jack Lowden James Libson
- Caren Pistorius Laura Tyler
- Mark Gatiss Profesor Robert Jan Van Pelt
- Nikki Amuka-Bird Libby Holbrook
