Kolchak: The Night Stalker
Primal Scream
S1 E13:
In a oil company's laboratory, the air conditioning fails, and a primate creature attacks a scientist. Soon other murders occur. Kolchak (Darren McGavin) must fight the oil company's powerful friends to find out where these creatures came from and figure out how to stop them.
Starring
John Marley, Pat Harrington Jr., Al Checco