Special Guest Stars Christopher Atkins as Peter Richards Guest Stars Audrey Landers as Afton Cooper John Beck as Mark Graison Morgan Brittany as Katherine Wentworth Morgan Woodward as Marvin "Punk" Anderson Timothy Patrick Murphy as Mickey Trotter Lois Chiles as Holly Harwood Kate Reid as Lillian Trotter Jack Collins as Russell Slater Joe Maross as Dr. Blakely Co Starring Omri Katz as John Ross Ewing III Deborah Rennard as Sly Lovegren Sherril Lynn Rettino as Jackie Dugan Deborah Tranelli as Phyllis Wapner Eric Farlow as Christopher Ewing Mary Armstrong as Louise Tony Garcia as Raoul Kimberly Ross as Nurse Rettino Joseph Miller as Security Guard John Furlong as TBD Pamela Putnam as TBD Robert Gribbin as Doctor Sherry Landrum as TBD Rosemarie Lovell as TBD Suzanne Burkhead as TBD Ursula Averett as TBD