When Carmarthenshire father of three Mike O’Leary disappeared in January 2020, a missing persons search was elevated into a murder investigation after it was revealed that O’Leary had been having an affair with the wife of a local builder, Andrew Jones. This documentary speaks to the officers involved and O’Leary’s family, charting how the lack of a discovered body produced huge challenges in finding enough evidence to convict Jones, who, they learned, was the last person to have seen O’Leary alive. Ammar Kalia
This four-part series goes behind the scenes at the West Yorkshire Fire and Rescue Service, starting on Bonfire Night 2020. Firefighters are wondering how the year’s lockdowns might affect the night’s events, but an enormous tyre fire in Bradford soon prompts a declaration of a major incident. AK
Sandi Toksvig’s celebrity memorisers reach the penultimate challenge in their month-long quest to drastically improve their capacity for remembering random facts. Tonight’s task is a number-heavy one, as the semi-finalists must recall everything from US presidents to dates and statistics. AK
Siân Phillips’s narration bestows a pleasing grandeur upon this documentary, one episode of which airs each season. Everyone from farm workers to clay-pigeon shooters are profiled as autumn brings mild peril on mountainsides and crisp landscapes that look good in drone shots. Jack Seale
For three series now, comics and pals Rob Beckett and Romesh Ranganathan have travelled the world seeking experiences of total humiliation. This highlights episode recaps some of the best, including wining their battys on Jamaican television and Rob going topless in Times Square. Ellen E Jones
A new series of intimate, revealing interviews, conducted by Sam Jones, kicks off with the late Black Panther star Chadwick Boseman – reminding us that this remarkable man still had so much more to give. Here he describes how a painful incident at high school prompted him to write and direct his first play. Ali Cattterall
I Capture the Castle (Tim Fywell, 2003) 10.35pm, BBC Four
This enjoyable period piece has Bill Nighy at peak louche as novelist James Mortmain. With his talent fading, it’s hard to pay the rent on the ruined castle he inhabits with wife Tara Fitzgerald and daughters Romola Garai and Rose Byrne. But the arrival of a rich American family with two sons sets them all a-flutter. Paul Howlett
Tennis: Austrian Open 10am, BT Sport 2. Quarter-finals match coverage from Kitzbühel.
Olympics 2020 12.45pm, BBC One. Women’s all-around gymnastics final coverage.
Cricket: London Spirit v Trent Rockets 2.30pm, Sky Sports. Women’s Hundred match, followed by men’s teams at 6pm.