Recurring Guest Characters Harvey Korman 7 guest appearances Diahann Carroll 6 guest appearances Joyce Van Patten 5 guest appearances Mary Tyler Moore 4 guest appearances Peter Falk 3 guest appearances Charles Aznavour 2 guest appearances Henry Beckman 2 guest appearances Don Knotts 2 guest appearances Sally Stevens 2 guest appearances Jean Simmons 1 guest appearances Laurence Harvey 1 guest appearances Jack Benny 1 guest appearances Jackie Cooper 1 guest appearances Jose Ferrer 1 guest appearances Carol Lawrence 1 guest appearances Shirley Bassey 1 guest appearances Paul Ford 1 guest appearances Jamie Farr 1 guest appearances Harve Presnell 1 guest appearances Robert Vaughn 1 guest appearances ⇤ « 1 2 » ⇥