John Barrymore

~ as ~

Colonel Neilson

John Howard

~ as ~

Captain Hugh 'Bulldog' Drummond

Louise Campbell

~ as ~

Phyllis Clavering

Reginald Denny

~ as ~

Algy Longworth

E. E. Clive

~ as ~

Tenny

Porter Hall

~ as ~

Dr. Botulian

Elizabeth Patterson

~ as ~

Aunt Blanche

Nydia Westman

~ as ~

Gwen Longworth

Halliwell Hobbes

~ as ~

Prof. Bernard Goodman

Matthew Boulton

~ as ~

Sir Raymond Blantyre