Starring Ted Shackelford as Gary Ewing, Joan van Ark as Valene Ewing, Don Murray as Sid Fairgate, Michele Lee as Karen Fairgate, James Houghton as Kenny Ward, Kim Lankford as Ginger Ward, John Pleshette as Richard Avery, Constance McCashin as Laura Avery
and special guest star Patrick Duffy as Bobby Ewing
Val bravely faces up to yet another ordeal in her life as she prepares to undergo surgery for cancer. But Gary, whose support she needs so badly, seems unable to stand up to the test.