Including both comedies and dramas, mine (in alphabetical order) include:

Don Adams
Gene Barry
Bill Bixby
Bill Cosby
Jackie Gleason
Andy Griffith
Fred Gwynne
David Hasselhoff
Michael Landon
Fess Parker
William Shatner
Dick Van Dyke

Lucille Ball
Valerie Bertinelli
Yasmine Bleeth
Barbara Eden
Sally Field
Sarah Michelle Gellar
Elizabeth Montgomery
Jaclyn Smith