Bob Newhart Dick Loudon Actor Mary Frann Joanna Loudon Actor Tom Poston George Utley Actor Julia Duffy Stephanie Vanderkellen Actor Peter Scolari Michael Harris Actor Jeff Doucette Harley Estin Actor Susan Ruttan Guest Star William Sanderson Larry Actor Todd Susman Constable Shifflett Actor José Ferrer Guest Star Tony Papenfuss First Darryl Actor John Voldstad Second Darryl Actor Gloria Henry Guest Star Thomas Hill Jim Dixon Actor Walter Olkewicz Guest Star Michael Dunnagan Guest Star Ralph Manza Bud Actor William Lanteau Chester Wanamaker Actor Charles Bouvier Guest Star Richard Stahl Guest Star Dick Martin Director John Tracy Director Jim Drake Director John Pasquin Director Peter Baldwin Director Ellen Gittelsohn Director Burt Brinckerhoff Director Richard Sakai Director Douglas Wyman Writer Barton Dean Writer Miriam Trogdon Writer David Mirkin Writer Arnie Kogen Writer Ellen Guylas Writer Shelley Zellman Writer Russ Woody Writer E.J. Purdum Writer Dan Wilcox Writer Gary Jacobs Writer Richard Vaczy Writer