- Lionel Jeffries
- Col. Judd
- Oliver Reed
- Capt. Tom Sylvester
- Jack Hedley
- Edward Beverley, The Scarlet Blade
- June Thorburn
- Clare Judd
- Michael Ripper
- Pablo
- Harold Goldblatt
- Jacob
- Duncan Lamont
- Maj. Bell
- Clifford Elkin
- Philip Beverley
- Suzan Farmer
- Constance Beverley
- John Harvey
- Sgt. Grey
- Charles Houston
- Drury
- Barbara Bennett
- Villager
- Douglas Blackwell
- Blake
- Wallace Bosco
- Villager
- Bill Brandon
- Roundhead Soldier
- Michael Byrne
- Lt. Hawke
- Eric Corrie
- Duncannon
- Peter Diamond
- Soldier / Servant / Officer (uncredited)
- Leslie Glazer
- Gonzales
- Fred Haggerty
- Soldier
- Denis Holmes
- Chaplain
- Anthony Lang
- Soldier
- Ned Lynch
- Townsman
- Frank Maher
- Loyalist
- Lou Morgan
- Soldier
- James Payne
- Man in Tavern
- Robert Rietty
- King Charles I
- Frank Schock
- Servant
- John Stuart
- Beverley
- Harry Towb
- Cobb
- John H. Watson
- Fitzroy
- George Woodbridge
- Town Crier
- John Woodnutt
- Lt. Wyatt
