Before I Hang (1940)
Watch on Prime Video
View All Sources
A physician on death row for a mercy killing is allowed to experiment on a serum using a criminals' blood, but secretly tests it on himself. He gets a pardon, but finds out he's become a Jekyll-&-Hyde.
...
Watch Trailer
Free Trial Channels
AD
Show More
Cast
![](https://image.chilimovie.com/public/en/300px/20210813/fVi0QkiziavXB8HnWk5NzRcnCO1.jpg)
Boris Karloff
as Dr. John Garth
[2007] Famous Monster: Forrest J Ackerman
[2007] Ian Rankin Investigates: Dr. Jekyll & Mr. Hyde
[2007] Bela Lugosi: The Fallen Vampire
[2006] Lugosi: The Dark Prince
[2000] Mummy Dearest: A Horror Tradition Unearthed
[1996] 100 Years of Horror: The Frankenstein Family