Stewart Rome

as Francis Xavier Benedik / Boswell Marsh

John Longden

as Anthony Xavier 'Tony' Benedik

Dorothy Boyd

as Petronella 'Peter' Rickforth

Charles Paton

as Samuel Faraday Rickforth

Leslie Mitchell

as Basil Woolrich

Sybil Grove

as Elsa Victoria Fairburn, Benedik's housekeeper

Cecil Clayton

as Mr Musgrove, theatre ticket agent

Fletcher Lightfoot

as William Prout, Benedik's butler

Edmund Willard

as Captain Inigo 'Glassy' James

Eileen Lamb

as Christabel Pagan, Benedik's private secretary

Fred Schwarz

as MacDonald, creditor