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 William Sanderson Larry Actor Thomas Hill Jim Dixon Actor Eileen Brennan Guest Star Tony Papenfuss First Darryl Actor William Lanteau Chester Wanamaker Actor Ralph Manza Bud Actor Marcus King Guest Star Jerry Lacy Guest Star John Voldstad Second Darryl Actor Todd Susman Constable Shifflett Actor Jeff Doucette Harley Estin Actor José Ferrer Guest Star Dierk Torsek Guest Star Michael Griswold Guest Star Tom McCleister Guest Star Michael Lessac Director Dick Martin Director David Steinberg Director Peter Baldwin Director Lee Shallat Chemel Director Barton Dean Director David Mirkin Director, Writer Andrea Cohen Director Arnie Kogen Writer Tom Seeley Writer Miriam Trogdon Writer David Tyrone King Writer Douglas Wyman Writer Marjorie Gross Writer M.M. Shelly Moore Writer Burt Prelutsky Writer Dan O'Shannon Writer Merrill Markoe Writer Norm Gunzenhauser Writer