New Tricks - Season 6 - Eps 7: Blood Is Thicker Than Water
UCOS reinvestigate a high-profile riverboat disaster on the Thames after a new witness comes forward claiming the collision was the result of sabotage, rather than an accident. But the case means putting DAC Strickland's wealthy sailing chums under the investigation spotlight; what better motivation could the team have?
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