Kolchak: The Night Stalker - Season 1 - Eps 12: Mr. R.I.N.G.
Kolchak writes an obituary for a deceased scientist, but soon becomes involved in further investigation when no one can give him a straight answer on how the scientist died. Meanwhile, a mysterious figure goes on a rampage throughout Chicago, stealing morticians' wax and Halloween masks. Kolchak eventually finds out that the scientist was working on Project R.I.N.G.: the development of an artificially intelligent robot. R.I.N.G. killed his creator rather than be shut down, and now the government is hunting it. Kolchak must find where the robot is hiding and reveal the story before the government catch up to R.I.N.G.
About Kolchak: The Night Stalker

Title: Kolchak: The Night Stalker
First Air Date: 1974-09-13
Last Air Date: 1975-03-28
Status: Ended
Rating: 7.575/10 (from 80 votes)
Language: EN
Seasons: 1
Total Episodes: 20
Network: ABC
Genres: Drama, Mystery, Sci-Fi & Fantasy
Production Companies: Francy Productions, Universal Television, Dan Curtis Productions, ABC Circle Films
Synopsis
Kolchak: The Night Stalker is an American television series that aired on ABC during the 1974–1975 season. It featured a fictional Chicago newspaper reporter who investigated mysterious crimes with unlikely causes, particularly those that law enforcement authorities would not follow up. These often involved the supernatural or even science fiction, including fantastic creatures.
Cast

Darren McGavin
Carl Kolchak

Simon Oakland
Tony Vincenzo

Jack Grinnage
Ron Updyke