Let's tart with the date listed here, 1980. This series premiered on June 5, 1976 and ran for eight weeks, the summer replacement for The Carol Burnett Show on CBS. 1980 doesn't enter the picture at all.
Secondly, most of the cast listed here did not appear on this series. The series regulars were, in alphabetical order, Diana Canova, Bruce Kimmel, Gary Mule Deer, Mike Neun, Leland Palmer, and Mike Preminger. Guest stars included Jean Stapleton, The Doobie Brothers, and Paul Williams. For the final two episodes, a new cast member was added: DeeDee Rescher.
Secondly, most of the cast listed here did not appear on this series. The series regulars were, in alphabetical order, Diana Canova, Bruce Kimmel, Gary Mule Deer, Mike Neun, Leland Palmer, and Mike Preminger. Guest stars included Jean Stapleton, The Doobie Brothers, and Paul Williams. For the final two episodes, a new cast member was added: DeeDee Rescher.