"A con artist seduces the widow of a millionaire, only to learn she'd plotted with her lover to murder the late husband. A tense game of cat-and-mouse ensues—but who's the cat?"
Arturo de Córdova
as Professor Jaime Karin
Leticia Palma
as Ada Cisneros de Romano
Ramón Gay
as Leon Romano
Consuelo Guerrero de Luna
as Sra. Arnold
Carmen Montejo
as Clara Stein
Enriqueta Reza
as Carmelita
Manuel Arvide
as Inspector de policia
Bertha Lehar
as Señora del Valle
Lonka Becker
as Dueña de restaurante
José Arratia
as Notario
Guillermo Ramírez
as Policía
Ignacio García
as Organista
Víctor Alcocer
as Police (uncredited)
Alfonso Carti
Jesús Gómez
Stephen Berne
as Empleado restaurante (uncredited)
Lidia Franco
as Empleada hotel (uncredited)
Pascual García Peña
as Pajarero (uncredited)
Bertha Lomelí
as Clienta de Karin (uncredited)
Tana Lynn
as Cliente rubia de Karin (uncredited)
María Valdealde
as Clienta salón de belleza (uncredited)
José Luis Moreno
as Niño billetero (uncredited)
Juan Bruno Tarraza
as Pianista (uncredited)
Enrique Zambrano
as Police Detective (uncredited)
Nicolás Rodríguez
as Abogado
José Revueltas
Writer
Roberto Gavaldón
Director
Luis Spota
Story
Rodolfo Benítez
Sound
Óscar J. Brooks
Producer
Felipe Mier
Ignacio Villareal
Assistant Director
Charles L. Kimball
Editor
Ernesto Enríquez
Executive Producer
Francisco Marco Chillet
Production Design
Alex Phillips
Director of Photography
Raúl Lavista
Original Music Composer
Dialogue Editor
James L. Fields
Sound Director
Songs
Humberto Gavaldón
Script Supervisor
Raúl J. Casso
Assistant Editor
José Jurado
Hairstylist
Jorge Benavides
Special Effects
Galdino R. Samperio
Sound Re-Recording Mixer
Concepción Zamora
Makeup Artist
Jorge Cardeña
Production Manager
Nicolás Rueda Jr.
Title Designer