Climategate: Science of a Scandal
9pm, BBC Four
When science meets vested interests, the results can be ugly, never more so than during the 2009 scandal surrounding the hacking of academic emails that were interpreted as casting doubt on the reality of climate change. This doc is not really about the science per se; instead, it provides insight into the alacrity with which bad-faith actors will seize upon ambiguity and use it for political ends. It also prompts sympathy for the scientists at the sharp end of this culture war skirmish. Phil Harrison
9pm, Channel 4
Jack Thorne’s four-part drama climaxes in the courtroom as the tensions underpinning the action play out in front of a judge. Sidse Babett Knudsen’s Harriet is in the dock for gross negligence. But, both emotionally and financially, the families have stretched themselves to breaking point. Will they be able to achieve closure? PH
M&S v Waitrose
9pm, Channel 5
Surely a question that has exercised almost all Guardian readers at some point; finally, it receives the television treatment it deserves. M&S styles itself as the definitive British retailer, its branding a guarantee of quality. But might Waitrose be better? And which is more equipped to face the challenges of the modern high street? PH
9pm, Sky Atlantic
The Romans are smugly ensconced in southern Britain, but outside their bubble the natives are getting restless. Having deserted his tribe, the former Cantii prince Phelan (Julian Rhind-Tutt) is trying to live a quiet life in a new settlement. But a trip to the market has potentially dramatic consequences. PH
Good Girls’ Guide to Kinky Sex
10pm, Channel 5
First you will need to stop cringing every time the words “good girls and their guys” are used to describe the three couples here who would like to experiment with their sex lives. Then, they are given nipple clamps and underwear that makes them giggle, with some sound advice from the experts. Hannah Verdier
Unlocking Nature’s Secrets: The Serengeti Rules
10pm, BBC Four
If the current climate-crisis debate is rightfully apocalyptic, this documentary unearths a more uplifting eco story. Via archive footage and dramatic reconstructions, it retells the tale of five scattered scientists who, in the 1960s, identified a pattern common to all natural life. Graeme Virtue
The Missing, 1am, AMC from BT
Cate Blanchett is frontierswoman Magdalena, who sets out to find her daughter (Evan Rachel Wood) with the help of her long-lost father (Tommy Lee Jones); his wilderness years with the Apache make him more than a match for the renegade kidnappers. A harsh and complex western. Paul Howlett
International Football: England v Montenegro 7pm, ITV. A Euro 2020 qualifier – and England’s 1,000th international.
Grand Slam of Darts 7pm, Sky Sports Main Event. Four second-round matches at Aldersley Leisure Village.
International Football: Republic of Ireland v New Zealand 7.40pm, Sky Sports Football. A friendly held in Dublin.