Guest Stars Ethel Merman as Roz Smith Anthony Andrews as Tony Selkirk Jessica Walter as Marcia Farnsworth Morgan Fairchild as Jenny Boyer Linda Evans as Jessica Halberson Lloyd Bridges as William Otis Farnsworth Beth Howland as Eloise Farnsworth Margaret Laurence as Melanie Kalani / Madeline Kalani Jim Nabors as Wayne Bouton Grant Goodeve as Bud Boyer Patti MacLeod as Hazel Farnsworth Co Starring Brendan Lunney as David Selkirk Alan Fletcher as Martin Blake Russell Newman as Frank Farnsworth