This week's top television includes the finale of comedy series The Detectorists, a documentary exploring a year in the life of deaf teenagers, a new French crime drama from Walter Presents, and a special two-part series of Taskmaster: Champion of Champions.
Comedy: The Detectorists
10pm, BBC Four
Andy and Lance have one day left on the farm to search for gold and to make amends with their rivals "Simon and Garfunkel".
Elsewhere, Andy and Becky have their sights set on a cottage up for auction, and Terry's got a new gazebo fit for a rally.
Drama: Walter Presents: Vanished by the Lake
10pm, Channel 4 then available on All 4
The gripping French crime drama from Walter Presents follows Detective Lise Stocker as she returns to hometown to care for her sick mother.
On her return, Stocker is confronted with demons from her past when a teenager from the community disappears in identical circumstances to her two childhood friends 15 years earlier.
While the detective adjusts to life back in the small town, she opens old wounds as she looks for a connection between the cases to help find the missing girl.
Entertainment: Taskmaster: Champion of Champions
Greg Davies and his assistant Alex Horne are back on their thrones to judge comedians in the most competitive Taskmaster series to date: the Champion of Champions.
Previous winners Josh Widdicombe, Katherine Ryan, Rob Beckett, Bob Mortimer and Noel Fielding return to battle it out for the title of Taskmaster Champion in this two-part special.
Documentary: Extraordinary Teens: School of Life and Deaf
10pm, Channel 4
This insightful documentary follows a year in the life of deaf 15 year old Lewis and his fellow classmates Fae and Andrew as they navigate school life with their hearing impediments.
The film documents Lewis' decision to have a cochlear implant, through to the crucial moment after the fitting to see if the procedure was a success.
Meanwhile, Andrew, who dreams of being the first deaf prime minister, applies to be head boy, and Fae prepares to leave school without her deaf twin sister Mae.
Sport: Sports Personality of the Year
6.45pm, BBC One
Clare Balding, Gabby Logan and Gary Lineker present this year's Sports Personality of the Year awards live from the Echo Arena in Liverpool.
Andy Murray has taken home the trophy for two consecutive years, but with the likes of Anthony Joshua, Chris Froome, Lewis Hamilton, Elise Christie, Jonnie Peacock and Bianca Walkden in the running, who will be crowned this year's Sports Personality of the Year?
Other awards from the ceremony include Coach of the Year, Lifetime Achievement, Overseas Sports Personality of the Year, Young Sports Personality of the Year, Unsung Hero and the Helen Rollason award.