These famous people guested on the show, in appearance order:

Connie Sawyer (twice), Rob Reiner (twice), Sally Struthers (four), Andy Garcia, Estelle Parsons, Sammy Davis Jr., Jerry Stiller (twice), Patrick Cronin, William Boyett (three), Reggie Jackson, Joe Mantegna, Ian Patrick Williams, Johnny Brown, Don Rickles, Dick Anthony Williams, and Patrick Cranshaw.

Her are some more you Didn't list Joe Penny, Jerry Supiran (Small Wonder),Parley Baer, Allan Miller (4 Times) Robert Picardo,Richard McKenzie, Jack Carter, Barney Martin, Brian Robbins (Head of the Class) Dan Frischman(Head of the Class) Marc Price (Family Ties) Howard DaSilva Yvonne Wilder (4 times)

All those people might have been on, but I only listed the well known people.