New Tricks - Season 7 - Eps 8: Coming Out Ball
When 18-year-old debutante Barbara Linden-Warner disappeared without trace 27 years ago, the assumption at the time was that she had been kidnapped and her father, a wealthy British arms manufacturer, paid a ransom for her return. When new evidence emerges about her last movements, the indication is that she may still be alive.
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