Released:
1953-06-19

Overview:
A scientist develops a formula which will cause animals to regress to the form of their primitive ancestors, and tries it on himself with disastrous results.

Director:
E.A. Dupont

Runtime:
1h 18min

Genre:
Horror, Science Fiction

• Cast:
• 
  Robert Shayne
  as
  Prof. Clifford Groves
• 
  Richard Crane
  as
  Dr. Ross Harkness
• 
  Joyce Terry
  as
  Jan Groves
• 
  Doris Merrick
  as
  Ruth Marshall
• 
  Robert Long
  as
  Game Warden George Oakes