Guest Stars Don Most as Marv Prine Dawn Wells as Valerie Madden Rue McClanahan as Mary Hubble Darren McGavin as Lawrence Evans Erin Moran as Carrie Walker Debbie Reynolds as Sheila Evans Ted Knight as Tom McMann Ann Jillian as Rena Ward Peter Graves as Carl Lawrence Brian Kerwin as Ted Lawrence Charlene Tilton as Emily Marcus Kathie Browne as Mary Ann Walker Co Starring Lloyd Alan as Brian Litz Steve Carlson as Ed Wight