Director/a
Ray Nazarro
DIRECTOR/A
Harold D. Schuster
Charles F. Haas
Harry Keller
Gerald Mayer
Roy Kellino
Reparto (por orden de créditos)
Hugh Marlowe
Ellery Queen
Florenz Ames
Insp. Richard Queen
Richard Karlan
Alexis
Frances Rafferty
ACTOR
Ivan Triesault
Barbara Wooddell
Strother Martin
Celia Lovsky
Mary Anderson
Jess Kirkpatrick
Lucien Littlefield
Barbara Knudson
Ann Marcus
Brian Keith
Rails
Paula Raymond
Margo
Elisha Cook Jr.
Matty
John Banner
Buehler
Rhys Williams
Jackson
Harry Shannon
Harve Miller
Peter van Eyck
Rudy Lange
Jarma Lewis
Dorothy Smith
Melville Cooper
Jason Beckworth
Henry Rowland
Heinz
Rudolph Anders
Otto Kortmann
Jack Clinton
Joe Bailey
Joey Ray
Larry Hackett
Viola Rye
Rose la Monge
Sherry Jackson