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A Panamanian luxury yacht has gone missing, along with its millionaire owner and his family. After an RAF Nimrod on reconnaissance spots a similar yacht, several hundred miles from the missing yacht's last known position, the nearby HMS Hero is ordered to investigate.
First Air Date : Jun 07, 1973
Last Air date : Mar 29, 1977
Episode : 45 Episode
Season : 4 Season
Runtime: 50:14 minutes
Studio: BBC One
Country: United Kingdom
