cast
- Monte Markham
- Tom McKell
- Nancy Mehta
- Monica Gray
- Harry Von Zell
- Announcer
- Tim O'Connor
- Ben Waterson
- Jimmy Lydon
- Radio Actor
- Tom Reese
- Sgt. Velie
- Ross Elliott
- Judge
- Basil Hoffman
- Fingerprint Expert
- Gail Strickland
- Gail Stevens
- Ray Milland
- Carson McKell
- John Finnegan
- Matthew Thomas Cleary
- Jim Hutton
- Ellery Queen
- David Wayne
- Insp. Richard Queen
- John Larch
- District Attorney
- Warren Berlinger
- Eddie Carter
- Victor Mojica
- Ramon
- Kim Hunter
- Marion McKell
- Dwan Smith
- Cora Edwards
- Rosanna Huffman
- Penny
- John Hillerman
- Simon Brimmer
crew
- David Greene
- Director
- Richard A. Levinson
- Screenwriter
- William Link
- Screenwriter
- Elmer Bernstein
- Composer (Music Score)
