Full Cast & Crew
Top Billed Cast
Full Cast
John Randolph
Lon Cohen
John O'Leary
Theodore Horstmann
David Hurst
Fritz Benner
Lewis Charles
Saul Panzer
Frank Campanella
Fred Durkin
John Gerstad
Dr. Vollmer
John Hoyt
Hewitt
Ivor Francis
Evers
Allen Case
FBI Chief Rugby
Katharine Charles
Marian Hinckley
Robert Phalen
Yarmack
Sam Weisman
Quayle
David Lewis
Mr. Althaus
Rod Browning
2nd FBI Man
Joe George
O'Dell
Richard Ford Grayling
1st FBI Man
Charles Horvath
Purse Stealer / Wolfe Operative (uncredited)
Crew
Frank D. Gilroy
Director
Ric Waite
Director of Photography
Leonard Rosenman
Original Music Composer
Emmet G. Lavery Jr.
Executive Producer
Frank D. Gilroy
Writer
Rex Stout
Novel
Harry Keller
Editor
Everett Chambers
Producer
Leonard S. Smith Jr.
Unit Production Manager