"Captain Drummond is travelling to Switzerland to marry his girlfriend. However, when a cargo containing dangerous explosives goes missing from its place, Drummond is forced to delay his plans."
John Barrymore
as Col. J.A. Nielson
John Howard
as Capt. Hugh Chesterton 'Bulldog' Drummond
Louise Campbell
as Phyllis Clavering
Reginald Denny
as Algy Longworth
E. E. Clive
as 'Tenny' Tennison
Frank Puglia
as Draven Nogais
Nydia Westman
as Gwen Longworth
Robert Gleckler
as Hardcastle
Lucien Littlefield
as Mr. Smith
John Sutton
as Nielson's Secretary
Miki Morita
as Sumio Kanda
Brooks Benedict
as Smith Tredgold
Matthew Boulton
as Sir John Haxton
Colin Kenny
as Henchman
Benny Bartlett
as Cabin Boy
Sidney Bracey
as Steward
Winter Hall
as Ship Captain
Brick Sullivan
as Ship Officer
Arthur Stuart Hull
as Englishman
Phillips Smalley
Jimmy Aubrey
as Railroad Porter
Harold Entwistle
as Older Railroad Conductor
Gerald Rogers
as Younger Railroad Conductor
Louis King
Director
Herman C. McNeile
Novel
John Cope
Sound Recordist
Harry D. Mills
Robert Odell
Art Direction
Harry Fischbeck
Director of Photography
Stuart Walker
Producer
Edward T. Lowe Jr.
Boris Morros
Music Director
George Templeton
Assistant Director
William LeBaron
Executive Producer
A. E. Freudeman
Interior Designer
Hans Dreier
Arthur P. Schmidt
Editor
Screenplay
John Leipold
Original Music Composer