The Invisible Man - Season 1 Episode 7 Shadow on the Screen

A Russian sailor makes a bid for freedom from a trawler at anchor in a British harbour, but is soon captured and taken back to the ship. The head of the refugee committee appeals to Brady to help them and although reluctant to assist, he soon decides to sneak on board the ship and find out what he can do to help - however, it soon turns out that Brady has been set up, and he is ambushed by the sailors as the ship heads back towards Russia.