Alec Guinness
as The Duke / The Banker / The Parson / The General /
Valerie Hobson
as Edith D'Ascoyne
Miles Malleson
as Mr. Elliott - the Hangman
Hugh Griffith
as Lord High Steward
Jeremy Spenser
as Young Louis
Dennis Price
as Louis Mazzini
Joan Greenwood
as Sibella Holland
Arthur Lowe
as The Titbits Reporter