The Unknown
"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.
- Seánra: Mystery, Thriller, Horror
- Stiúideo: Columbia Pictures
- Eochairfhocal:
- Caitheadh: Karen Morley, Jim Bannon, Jeff Donnell, Mark Roberts, Robert Wilcox, Barton Yarborough