Discover
Ralph Bellamy
Ellery Queen
Margaret Lindsay
Nikki Porter
Charley Grapewin
Insp. Queen
Spring Byington
Carlotta Emerson
H.B. Warner
Ray Jardin
James Burke
Sgt. Velie
Douglass Dumbrille
John Matthews
John Beal
Walter Matthews
Linda Hayes
Marian Jardin
Sidney Blackmer
Anthony Rhodes
Walter Kingsford
Henry (Jardin butler)
Honorable Wu
Lee (Matthews butler)
Charles Lane
Dr. Prouty (coroner)
Charles Halton
Rufus Smith (auctioneer)
Arthur Q. Bryan
Book salesman
Directing
James P. Hogan
Director
Directing
James P. Hogan
Director