Richard Mulligan

as Dr. Harry Weston

Dinah Manoff

as Carol Weston

David Leisure

as Charley Dietz

Park Overall

as Laverne Todd

Kristy McNichol

as Barbara Weston

Estelle Getty

as Sophia Petrillo

Marsha Warfield

as Dr. Maxine Douglas

Paul Provenza

as Patrick Arcola

Lisa Rieffel

as Emily Weston