Crew members learn that Captain Stubing is under consideration to take over a prestigious cruise ship and go overboard to help their captain make an outstanding impression; a woman unknowingly makes a date with a friend's fiance; a disabled surgeon belittles Doc for practicing aboard a cruise ship until Doc makes a surprising diagnosis. GUEST STARS: Hans Conried, Ben Murphy, Donna Pescow, Carol Lynley, Richard Anderson, Diana Muldaur