Hunt heads a team sent in to quell a prison riot during which station officer Viv James is taken captive by scary lifer Jason Sacks. Sacks' cell-mate Paul Thordy escaped during the riot but is caught. He tells Alex he is Sam Tyler,though he was Sam's last arrest before he died.Ray and Chris pose as journalists going in to interview Sacks and are also taken prisoner by him.

Cast: Philip Glenister, Joseph Long, Geff Francis, Keeley Hawes, Dean Andrews, Stanley Townsend, Marshall Lancaster, Steven Robertson, Montserrat Lombard, Daniel Mays, Glen Stanway