Sylvia of the Secret Service

Irene Castle

Sylvia Carroll

J.H. Gilmour

Van Brunn

Elliott Dexter

Curtis Prescott

Suzanne Willa

Fay Walling

J.W. Percival

John W. Homing

Erich von Stroheim

Peter

Macey Harlam

(uncredited)

Antonio Moreno

(uncredited)

Erich von Stroheim

Technical Advisor, Assistant Director

Arthur C. Miller

Director of Photography

Anton Grot

Art Direction

George Fitzmaurice

Director

Philip Bartholomae

Scenario Writer

Joseph H. Trant

Story