The Flight Attendant
9pm, Sky One
Kaley Cuoco stars in this flashy thriller following the partying exploits of air steward Cassie (Cuoco), whose life is derailed when she wakes up in bed next to a dead man and has no memory of how she got there. In this opening episode, Cassie strikes up a flirtation with a mysterious passenger on her flight to Bangkok, while her brother plans a trip to visit her with his children in New York. When she finds herself at the scene of a murder, though, she must keep her head to make it back to the US undetected. Ammar Kalia
Comic Relief 2021
7pm, BBC One
The BBC’s biggest comedy fundraiser is back for its 2021 edition featuring hosts Lenny Henry, Davina McCall, Paddy McGuinness, Alesha Dixon and David Tennant. The stars of Fleabag and Normal People take part in a comedy mashup, while Dibley’s vicar is on hand with advice and Gabrielle performs. AK
Grayson’s Art Club
8pm, Channel 4

This week’s theme is “artwork inspired by dreams”. And today’s dream guest has form when it comes to messing about with art materials. It’s potter (and comedian) Johnny Vegas, who’ll be helping Grayson choose public submissions. Plus, there are contributions from Sophie Ellis-Bextor. Ali Catterall
Kate Humble’s Coastal Britain
8pm, Channel 5
This week: 13 miles from Boulby to Whitby along the high cliffs of North Yorkshire, a stretch that’s picturesque even by this series’ pretty standards. Against a backdrop of cyan sea, Humble spots gulls and dolphins, visits Whitby’s clifftop abbey ruins and learns about the local gemstone, jet. Jack Seale
Deutschland 89
9pm, More 4
Throughout this drama, Martin has operated at his limits – a big part of the fascination has surrounded how far he is willing to go. Tonight, thanks to a group of suspected terrorists, he may finally be approaching breaking point. No such problems for Schweppenstette, though. Can it last? Phil Harrison
Later … With Jools Holland for Comic Relief
10pm, BBC Two
More music from the Later archives from Jools’ south London studio in this penultimate episode of the series. He is joined by Lenny Henry, who takes us through his favourite musical moments from Comic Relief, while new performances come from rapper Enny and Nubyan Twist. AK
Film choice

Blade of the Immortal (Takashi Miike, 2017) 11.25pm, Film4
Whenever the prolific Japanese director Takashi Miike works in the samurai genre, the results are invariably spectacular – and silly. For his 100th film (yes it is), he takes on the manga tale of Manji (Takuya Kimura), a warrior who can’t die. Here’ he’s tasked by a young girl with avenging her father’s murder by renegade ronin. Simon Wardell
Live sport
PGA Tour golf: The Honda Classic 3pm, Sky Sports Main Event. Second day’s coverage from Florida.
Rugby union: Newcastle Falcons v Wasps 7pm, BT Sport 1. Live from Kingston Park.
Premier League football: Fulham v Leeds United 7.30pm, Sky Sports Main Event. Top-flight clash from Craven Cottage.