Full credits

On screen, in billing order

1. 1Al Ferguson
2. 2Alan Napieras Robert Tyrwhitt
3. 3Ann Tyrrellas Mary I
4. 4Cecil Kellaway
5. 5Charles Laughtonas Henry VIII of England
6. 6Dawn Addamsas Catherine Howard
7. 7Deborah Kerras Catherine Parr
8. 8Doris Lloyd
9. 9Elaine Stewartas Anne Boleyn
10. 10Guy Rolfeas Edward Seymour, 1st Duke of Somerset
11. 11Ian Wolfe
12. 12Ivan Triesault
13. 13Jean Simmonsas Elizabeth I of England
14. 14Kathleen Byronas Anne Seymour, Duchess of Somerset
15. 15Kay Walsh
16. 16Leo G. Carroll
17. 17Lester Matthewsas William Paget, 1st Baron Paget
18. 18Lumsden Hareas Thomas Cranmer
19. 19Noreen Corcoranas Elizabeth I of England
20. 20Norma Varden
21. 21Rex Thompsonas Edward VI of England
22. 22Robert Arthur Jr.as Barnaby Fitzpatrick, 2nd Baron of Upper Ossory
23. 23Stewart Grangeras Thomas Seymour, 1st Baron Seymour of Sudeley

• Sidney Franklin