- Writer/producer:
- Donald Wilson
- Film cameraman:
- John McGlashan
- Film editor:
- Alistair Mackay
- Designer:
- Spencer Chapman
- Director:
- David Giles
- John Churchill:
- John Neville
- Sarah Churchill:
- Susan Hampshire
- Princess Anne:
- Margaret Tyzack
- George of Denmark:
- Roger Mutton
- Sidney Godolphin:
- John Standing
- Lord Rochester:
- John Ringham
- Charles Churchill:
- Michael Culver
- Lady Clarendon:
- Pauline Loring
- Lord Bruce:
- Alan Lee
- Charles II:
- James Villiers
- Mallard:
- Peter Morton
- Chiffinch:
- Barry Wade
- Earl of Feversham:
- John Rapley
- Dr King:
- Norman Atkyns
- Duke of York:
- John Westbrook
- Fr Huddleston:
- Walter Horsbrugh
- Bishop Compton:
- George Merritt
- Halifax:
- Austin Trevor
- Sunderland:
- John Humphry
- Princess Mary:
- Lisa Daniely
- Prince of Orange:
- Alan Rowe
- Bentinck:
- Roger Booth
- Duke of Monmouth:
- James Kerry
- Henrietta Wentworth:
- Kay Patrick
- Sir Winston Churchill:
- Cameron Miller
- Dassell:
- Peter Whitaker
- Thorold:
- Steve Emerson
- Ferguson:
- Milton Johns
- Colonel Kirke:
- Robert Aldous
- An Officer:
- Gordon Pitt
- Duchess Mary:
- Sheila Gish