Series regulars or semi-regulars in 'Cos' from 1970-1982:
- Bill Cosby (1976)
- Buzzy Linhart (1976)
- Jeffrey Altman (1976)
- Marion Ramsey (1976)
- Mauricio Jarrin (1976)
- Tim Thomerson (1976)
- Willie Bobo (1976)
1970-1982 Episode Guide for 'Cos':
(Episodes with dates prior to 1970 aired as reruns.)
Season 1, episode 1
With Lynda Carter, Gabe Kaplan, Cindy Williams, Bruce Jenner, Charlie Callas, Jabberjaw, The rock group Chicago. Bill Cosby hosts a new series featuring musical acts, puppets and stories relating to children. Tonight's skits are a tribute to the Peanuts comic strip and an animated segment about a chocolate bar and a sourball; Chicago performs "If You Leave Me Now"; Cindy Williams sings "Don't Go Breakin' My Heart" while a wind machine blows her clothes off.
Season 1, episode 2
With Gabe Kaplan, Betty White, Arte Johnson, Marlo Thomas, Mark Fidrych, Muhammad Ali, The Spinners, Ted Cassidy. Skits: a trial in which the defendant is accused of Cookie Pilferage, and a parody of the game show "You Bet Your Life" with Bigfoot. The Spinners perform "Rubber Band Man" and "Could It Be I'm Falling In Love?".
Season 1, episode 3
With Bea Arthur, Abe Vigoda, Kareem Abdul-Jabbar, Charlie Callas, The O'Jays. Skits include Godzilla doing a foot powder commercial, an interview with Fred the cockatoo from Baretta, a tribute to mothers, and the Cos Repertory Company. The O'Jays perform "Message In Our Music".
Season 1, episode 4
With Randolph Mantooth, Kevin Tighe, Shirley Jones, The Sylvers, Mark Fidrych. Skits: a dream sequence about an unhappy child looking for a new family, and a lesson on how not to observe traffic rules. The Sylvers perform "Hot Line" and "Don't Say I Can't, Say I Can".
Season 1, episode 5
With Stefanie Powers, Robert Hegyes, The Bay City Rollers. Skits: Bill Cosby as the owner of a swinging night club, and an interview with fans of the Bay City Rollers. The Rollers perform "I Only Want To Be With You".
Season 1, episode 6
With LaBelle, Milton Berle, Adrienne Barbeau.
Season 1, episode 7
With Madeline Kahn, Howard Morris, The 'What's Happening' kids.