Frank Reicher
Doctor (uncredited)
Billy Gilbert
Matin's Butler (uncredited)
Henry B. Walthall
Marcel
Lionel Barrymore
Paul Lavond
Arthur Hohl
Victor Radin
Lucy Beaumont
Madame Lavond
Wilfred Lucas
Off-Screen Voice (voice / uncredited)
Robert Greig
Emil Coulvet
Maureen O'Sullivan
Lorraine Lavond
Claire Du Brey
Mme. Coulvet
Egon Brecher
Detective (uncredited)
Eily Malyon
Laundry Supervisor (uncredited)
Frank Lawton
Toto
Rafaela Ottiano
Malita
Grace Ford
Lachna
Pedro de Cordoba
Charles Martin
E. Alyn Warren
Commissioner
Edward Keane
Gendarme (uncredited)
Gus Leonard
Eiffel Tower Elevator Operator (uncredited)
Sydney Jarvis
Gendarme (uncredited)
King Baggot
Detective Pierre (uncredited)
Rollo Lloyd
Detective
Juanita Quigley
Marguerite Coulvet
Evelyn Selbie
Flower Woman (uncredited)
Christian J. Frank
Detective (uncredited)
Robert Graves
Gendarme (uncredited)
Mahlon Hamilton
Detective (uncredited)