Dean Miller
Hugo Stiglitz
Dr. Anna Miller
Laura Trotter
Lieutenant Reedman (as Tom Felleghi)
Tom Felleghy
Bob
Pierangelo Civera
TV Station Technician
Achille Belletti
General Murchison
Mel Ferrer
Man in Elevator (uncredited)
Agustín Bescos
Military Officer (uncredited)
Edy Biagetti
Aide (uncredited)
Frank Clement
Zombie Outside TV Station (uncredited)
Ottaviano Dell'Acqua
Zombie (uncredited)
Roberto Dell'Acqua
Captain (uncredited)
Alejandro de Enciso
Sheila Holmes
Maria Rosaria Omaggio
Reporter (uncredited)
Umberto Lenzi
Mr. Desmond's Secretary (uncredited)
Fiamma Maglione
Woman in Elevator (uncredited)
Carmen Martínez Sierra
Cameraman (uncredited)
Antonio Mayans
Benito Pacifico
Victim at Murchison House (uncredited)
Renzo Pevarello
Woman at TV Station (uncredited)
Silvana Scandariato
Television Station Worker (uncredited)
Maurizio Streccioni
Soldier (uncredited)
Sergio Testori
Controller (uncredited)
José Yepes
Major Warren Holmes
Francisco Rabal
Rinaldo Zamperla
Marta Jones (uncredited)
Anna Maria Zamperla
Román Ariznavarreta
Cindy
Sonia Viviani
Dr. Kramer
Eduardo Fajardo
Jessica Murchison
Stefania D'Amario
Mr. Desmond
Ugo Bologna
Liz the Maid
Sara Franchetti
Colonel Donahue (as Manolo Zarzo)
Manuel Zarzo
Writer
Luis María Delgado
Assistant Director
Riccardo Petrazzi
Original Music Composer
Stelvio Cipriani
Director
Director of Photography
Hans Burmann
Assistant Editor
Brigida Mastrolillo
Assistant Camera
Renato Palmieri
Special Effects
Giuseppe Ferranti
Still Photographer
Alfio Quattrini
Unit Publicist
Tonino Pinto
Camera Operator
Mario Sbrenna
Giulio Battiferri
Seamstress
Antonella Maziotti
Script Supervisor
María Isabel Pérez
Franco Di Girolamo
Makeup Artist
ADR Editor
Nick Alexander
Art Direction
Mario Molli
Unit Manager
Rodolfo Martello
Hairstylist
Maria Teresa Carrera
Costume Designer
Sound Mixer
Raul Montesanti
Editor
Daniele Alabiso
Producer
Diego Alchimede
Antonio Cesare Corti
Luis Méndez
Piero Regnoli
Set Designer
Wolfgang Burmann