Bob Newhart Dr. Robert "Bob" Hartley Actor Suzanne Pleshette Emily Hartley Actor Marcia Wallace Carol Kester Actor Bill Daily Howard Borden Actor Peter Bonerz Dr. Jerome "Jerry" Robinson Actor, Director Florida Friebus Mrs. Lillian Bakerman Guest Star Tom Poston Cliff Murdock Guest Star William Daniels Edgar T. Vickers Jr. Guest Star Oliver Clark Mr. Ed Herd Guest Star Renée Lippin Michelle Nardo Guest Star Poindexter Yothers Billy Guest Star John Fiedler Mr. Emil Peterson Guest Star Moosie Drier Howie Borden Guest Star Martha Scott Mrs. Martha Hartley Guest Star Nora Marlowe Joanie Guest Star Jack Riley Elliot Carlin Guest Star Pat Finley Ellen Hartley Guest Star Kristina Holland Gail Bronson Guest Star Larry Gelman Dr. Bernie Tupperman Guest Star Will Mackenzie Larry Bondurant Guest Star Gordon Farr Writer Tom Patchett Producer, Writer Sy Rosen Writer Douglas Arango Writer Bruce Kane Writer Arnold Kane Writer Phil Davis Writer Lynne Farr Writer Jay Tarses Producer, Writer Phil Doran Writer John C. Chulay Director Eddie Ryder Director Michael Zinberg Director, Producer Bob Claver Director John Erman Director James Burrows Director