TV tonight: the remarkable story of a kidnapped boy and his brother

Captive Audience: A Real American Horror Story

9.45pm, BBC Two
A grimly remarkable story in which true crime begat content which, in turn, begat more, even more serious true crime. When seven-year-old Steven Stayner went missing in 1972, the search for him sparked a media frenzy. However, when he returned, it triggered something terrifying in his brother Cary, who claimed he had been neglected in favour of Steven and became notorious in his own right. Phil Harrison

Installation of the Archbishop of Canterbury

2.30pm, BBC One
This week sees a landmark for the Church of England as a female archbishop of Canterbury is enthroned. Dame Sarah Mullally will be the first woman to take the role: the BBC has live coverage from Canterbury Cathedral. PH

Help! I Bought it at Auction with Sarah Beeny

8pm, Channel 4
With house auctions on the rise, the MVP of UK property TV hosts this new series. We’re now quite a way from the early 00s Beeny boomtime, of course – as she finds out when she meets Alison and Michael, who struggled with their previous mortgage. Hannah J Davies

My Garden of a Thousand Bees

8pm, BBC Four

Martin Dohm capturing one of the many bees in his garden. Photograph: Martin Dohm

“As the country goes into lockdown, outside, the garden is coming alive …” When the pandemic struck in 2020, Bristol film-maker Martin Dohrn turned his urban garden into a paradise for bees, capturing more than 60 species with homemade macro lenses – and bonding with one stripey chap in particular. The result: a multi-award-winning hit, unveiling never-before-filmed behaviours. Ali Catterall

A Woman of Substance

9pm, Channel 4
The deliciously rompy period drama baked in revenge continues with young Emma Harte (Jessica Reynolds) on the verge of running her own emporium in Leeds. At Fairley Hall, Adele (Leanne Best) may be sober, but she’s not too pleased about her sister and husband bonking each other. HR

A friendly face … The Comeback on Sky Coomedy. Photograph: HBO/Warner Bros

The Comeback

9pm, Sky Comedy
A very welcome return of Lisa Kudrow’s Hollywood satire, which she created 20 years ago with Sex and the City’s Michael Patrick King. Picking up a decade after the previous season, it’s set in 2023 and the writing strikes are on – but washed-up TV star Valerie Cherish still has plans to keep her career afloat. HR