Released by Universal Pictures and starring Lon Chaney Jr., J. Carrol Naish and Brenda Joyce; the movie was directed by John Hoffman and was later rereleased under the title The Missing Head.

He is working for tycoon, Roger Graham (J. Carrol Naish), who takes the credit and the profit for Jeff's discovery.

Graham has used this opportunity to release the drug and romance Jeff's attractive wife, Mary (Brenda Joyce).

Describing the film in TV Guide as "One of the stronger entries in Universal's Inner Sanctum series," critic Craig Butler wrote that it was "tidily entertaining" and "a solidly entertaining way to kill an hour.

"[2] Reviewer David Kalat wrote for Turner Classic Movies that unlike most B-movies, the film "tried to dramatize the problems of pharmaceutical companies rushing untested drugs to market - fewer still have dialogue like, 'He had my brain in his head and I had to get my brain back.