Prince Florizel of Bohemia discovers a secret club where desperate men gamble with their lives, and vows to bring it to an end.

Alan Dobie
Prince Florizel

Bernard Archard
The President

Hildegard Neil
The Woman in Black

David Collings
James Morris
Eric Woofe
Colonel Geraldyne

Ronald Adam
Sir Montague Malthus
Jonathan Newth
Lt. Brackenbury Rich
Roger Booth
Major O'Rooke
Michael Hall
Mataschek
Clyde Pollitt
Bodysnatcher
Ivor Danvers
Croupier
Alan Hay
Bar Pianist
Terence Conoley
Club Member (uncredited)