Charles Laughton
Henry VIII

Robert Donat
Thomas Culpeper

Franklin Dyall
Thomas Cromwell

Miles Mander
Wriothesley

Laurence Hanray
Archbishop Cranmer

William Austin
Duke of Cleves

John Loder
Peynell

Claud Allister
Cornell

Gibb McLaughlin
The French Executioner

Sam Livesey
The English Executioner

Merle Oberon
Anne Boleyn

Wendy Barrie
Jane Seymour

Elsa Lanchester
Anne of Cleves

Binnie Barnes
Katherine Howard

Everley Gregg
Katherine Parr

Lady Tree
The King's Nurse

Frederick Culley
Duke of Norfolk (uncredited)

Mark Daly
Man (uncredited)

Toni Edgar-Bruce
Spectator at Executions (uncredited)

Annie Esmond
The Cook's Wife (uncredited)