Bob Newhart
Robert Hartley (24 eps)
Suzanne Pleshette
Emily Hartley (24 eps)
Bill Daily
Howard Borden (24 eps)
Marcia Wallace
Carol Kester Bondurant (24 eps)
Jack O'Leary
Plumber (1 eps)
Brian Byers
Box Boy (1 eps)
Tom Fitzsimmons
Webb Franklyn (1 eps)