Col. J.A. Nielson

Capt. Hugh Chesterton 'Bulldog' Drummond

Phyllis Clavering

Algy Longworth

'Tenny' Tennison

Draven Nogais

Gwen Longworth

Hardcastle

Mr. Smith

Nielson's Secretary

Sumio Kanda

Smith Tredgold

Sir John Haxton

Henchman

Cabin Boy

Steward

Ship Captain

Ship Officer

Englishman

Englishman

Railroad Porter

Older Railroad Conductor

Younger Railroad Conductor

Directing

Writing

Sound

Sound

Sound

Art

Directing

Art

Art

Editing

Camera

Directing

Writing

Production

Writing

Sound