The Greatest American Hero - Season 1 - Eps 4: Saturday on Sunset Boulevard
Russians are trying to find an heiress and her Russian husband in order to force them to establish a missile cache hold on their private island. Bill needs Ralph's help when he is suspected of failing a lie-detector test at FBI headquarters.
About The Greatest American Hero

Title: The Greatest American Hero
First Air Date: 1981-03-18
Last Air Date: 1983-03-03
Status: Ended
Rating: 7.2/10 (from 104 votes)
Language: EN
Seasons: 4
Total Episodes: 43
Network: ABC
Genres: Action & Adventure, Comedy, Crime
Production Companies: Unknown
Synopsis
The chronicles of teacher Ralph Hinkley's adventures after a group of aliens gives him a red suit that gives him superhuman abilities. Unfortunately, Ralph, who hates wearing the suit, immediately loses its instruction booklet, and thus has to learn how to use its powers by trial and error, often with comical results.
Cast

William Katt
Ralph Hinkley

Robert Culp
Bill Maxwell

Connie Sellecca
Pam Davidson

Faye Grant
Rhonda Blake

Michael Paré
Tony Villicana

Jesse D. Goins
Cyler Johnson

Don Cervantes
Paco Rodriguez