El Signo de los Cuatro: El Caso Más Grande de Sherlock Holmes

Arthur Wontner

Sherlock Holmes

Isla Bevan

Mary Morstan

Ian Hunter

Dr. John Watson

Graham Soutten

Jonathan Small

Herbert Lomas

Maj. John Sholto

Gilbert Davis

Det. Insp. Atherly Jones

Margaret Yarde

Mrs. Smith

Roy Emerton

The Tattooed Man

Mr. Burnhett

Tattoo Artist

Charles Farrell

Funfair Patron

Clare Greet

Mrs. Hudson

Moore Marriott

Mordecai Smith