Diavalo is the popular hero of French serials circa 1912. Diana is an actress who falls in love with Diavalo. Diavalo is forced to wear a series of disguises to elude the police so he can attend a Gala for the President.

Raymond Rouleau
Diavolo / Henri

Hélène Perdrière
Diana

Denise Grey
Antoinette

Roger Blin
The sleepwalker
Maurice Bringo

André Chanu
Tatave

René-Jean Chauffard

Max Dalban
Friend of Henry

Guy Decomble
Operator

Paul Demange
Director of Justex

Yves Deniaud
Julien

Jacques Dynam

Paul Frankeur
Hairdresser

Jean Lanier
Justex

Fabien Loris
The Chinese