Maurice Costello

Roy Brain

Rose Tapley

Marion Mallard - the Spy

Frank A. Lyons

President Taft

Leo Delaney

Roy's Valet

William Humphrey

James Montepier - the Father

Lillian Walker

Helen Montepier - the Daughter

Ralph Ince

The Aviator

Clara Kimball Young

Dolores Costello

Helene Costello