S20 · E04
Episode 4
Sep 22, 1983
Expedition Sri Lanka: Shipwrecked Sailor! More than 300 years before "Blue Peter"'s expedition Robert Knox, a young English sailor, was shipwrecked on the island and taken prisoner by King Raja Singha. Peter and Janet go back in time and discover more about this remarkable man held captive for 19 years before his skilfully plotted escape.
