Tony Randall Felix Unger Actor Jack Klugman Oscar Madison Actor Joan Hotchkis Dr. Nancy Cunningham Guest Star Pamelyn Ferdin Edna Unger Guest Star Brett Somers Blanche Madison Guest Star David Steinberg David Steinberg Guest Star Jack Soo Chuk Mai Chin Guest Star Al Molinaro Murray Greshner Guest Star Janis Hansen Gloria Unger Guest Star Larry Gelman Vinnie Guest Star John Wheeler Herbert Murphy Guest Star Dave Ketchum Jock Guest Star John Fiedler Mr. Duke Guest Star Hal Smith Sherman Guest Star Herbie Faye Track Official Guest Star Bobby Baum Buzzy Allen Guest Star Garry Walberg Speed Guest Star Richard Stahl Minister Guest Star Ann Doran Loretta Spoon Guest Star Madge Kennedy Mimi Guest Star Garry Marshall Executive Producer Sheldon Keller Executive Producer Jack Donohue Director Hal Cooper Director Ron Friedman Writer Mel Ferber Director George Marshall Director Dick Bensfield Writer Harvey Miller Writer Jerry Paris Director Albert E. Lewin Writer Jerry Belson Writer Peggy Elliott Writer Mickey Rose Writer Martin Cohen Writer Arthur Julian Writer Arthur Cohen Writer Perry Grant Writer Bill Idelson Writer Ed Scharlach Writer