Guest Stars Robert Reed as Barney Mason Charles Frank as Jim Wright, Seniors' Chaperone Richard Mulligan as Ron Larsen Scott Baio as Graham D. Pickrel II Loretta Swit as Terry Larsen Kristy McNichol as Kelly Rixie Pamela Bellwood as Judy Watson Hermione Baddeley as Kitty Pickrel Edward Andrews as Seniors Group Leader Co Starring Queenie Smith as Helen Lindsay Florence Halop as Millie Lindsay Betty Kean as Mrs. Svenson
