"The Unknown" was the final entry in Columbia’s I Love A Mystery series. A woman hires two detectives to keep her alive long enough to claim her inheritance.
3.0 / 5
I Love a Mystery
The Unknown
The Devil's Mask
Karen Morley
Rachel Martin
Jim Bannon
Jack Packard
Jeff Donnell
Nina Arnold
Mark Roberts
Reed Cawthorne (as Robert Scott)
Robert Wilcox
Richard Arnold
Barton Yarborough
Doc Long
James Bell
Edward Martin
Wilton Graff
Ralph Martin
Helen Freeman
Phoebe Martin
Robert Kellard
James Wetherford (as Robert Stevens)
J. Louis Johnson
Joshua (uncredited)
Henry Levin
Director
Dwight V. Babcock
Adaptation
Charles O'Neal
Carlton E. Morse
Radio Play
Mischa Bakaleinikoff
Music Director
Art Seid
Editor
George Montgomery
Set Decoration
Julian Harmon
Screenplay
Henry Freulich
Director of Photography
Malcolm Stuart Boylan
Wallace MacDonald
Producer
George Brooks
Art Direction
