Boris Karloff

Matthias Morteval

Julissa

Lucy Durant

Andrés García

Charles Beasley

José Ángel Espinosa 'Ferrusquilla'

Dr. Emery Horvath (as Ángel Espinoza)

Beatriz Baz

Cordelia Rash

Quintín Bulnes

Ivar Morteval

Manuel Alvarado

Morgenstern Morteval

Arturo Fernández

Fodor

Carmen Velez

Felipe de Flores

Fernando Saucedo

Estuardo Mora

José Luis G. de León

Victor Jordan

José Antônio Garcia

Juan Ibáñez

Director

Jack Hill

Director

Luis Enrique Vergara

Producer

Tony Ramirez

Makeup Artist

José Méndez

Art Direction

Jack Hill

Screenplay

Stim Segar

Other

Enrico C. Cabiati

Music

Octavio Ocampo

Art Direction

Octavio Ocampo

Screenplay

José Luis González de León

Co-Director

José Méndez

Screenplay

Raúl Cárdenas

Set Decoration

Luis Enrique Vergara

Screenplay

Tostada

Wardrobe Supervisor

Ángel Camacho

Editor