New Tricks - Season 5 - Eps 8: Mad Dogs
Jack and Strickland form an unlikely alliance that sees them break the rules to find out why a British soldier died while taking part in a Ministry of Defence medical trial. With three of the man's colleagues now suffering from psychological, drink or memory problems, the team consider whether he died as a result of the experiment, or if he was a victim of an Army cover-up.
About New Tricks

Title: New Tricks
First Air Date: 2004-01-01
Last Air Date: 2015-09-29
Status: Ended
Rating: 7.4/10 (from 56 votes)
Language: EN
Seasons: 13
Total Episodes: 107
Network: BBC One
Genres: Drama, Comedy
Production Companies: Wall to Wall, BBC
Synopsis
New Tricks is a British comedy-drama that follows the work of the fictional Unsolved Crime and Open Case Squad of the Metropolitan Police Service. Originally led by Detective Superintendent Sandra Pullman, it is made up of retired police officers who have been recruited to reinvestigate unsolved crimes.
Cast

Dennis Waterman
Gerry Standing

Tamzin Outhwaite
Sasha Miller

Denis Lawson
Steve McAndrew

Nicholas Lyndhurst
Danny Griffin