Leonard Nimoy hosts investigations into various mysteries.
Aired: 9/14/1978
Aired: 9/21/1978
Aired: 9/28/1978
Aired: 10/5/1978
Aired: 10/12/1978
An investigative report on the unsolved mystery of London's notorious serial killer. The episode reveals the killer's connection with contemporary media and the possible involvement with the Masons. Various identities are suggested as being that of the killer, including a duke who was second in line to the British throne.
Aired: 10/19/1978
Aired: 10/26/1978
Aired: 11/2/1978
Aired: 11/9/1978
Aired: 12/7/1978
Explores the possibility that modern pirates involved in drug smuggling may be a factor in the disappearances of luxury yachts in the Bermuda Triangle off Florida. Scenes are dramatized involving the takeover of ships by pirates.
Aired: 12/14/1978
Aired: 12/21/1978
Aired: 12/28/1978
Aired: 1/4/1979
Aired: 1/11/1979
Aired: 1/18/1979
Aired: 1/25/1979
Aired: 2/1/1979
Aired: 2/8/1979
Aired: 2/15/1979
Aired: 2/22/1979
Aired: 3/17/1979
Aired: 5/10/1979
Aired: 5/17/1979