Hart to Hart: Secrets of the Hart

Set in San Francisco, Jonathan and Jennifer Hart are faced with the prospect of being reunited with Jonathan's long lost sister, and her nephew. Is it possible that Jonathan will finally discover a key to his past or will the "family" turn out to be after something, putting Jonathan and Jennifer in danger's past one more time?

Starring: Robert Wagner, Stefanie Powers, Lionel Stander, Jason Bateman, Marion Ross