9pm, Sky Witness
Shonda Rhimes’ hospital drama persists, with its 17th season now making it one of the longest-running medical dramas in US television history. The new episodes bring the show bang up to date with the staff at Grey Sloan Memorial hospital facing the beginnings of the coronavirus pandemic in tonight’s opening double bill. While the doctors are rushing to care for Covid patients, a fire at Station 19 means Bailey (Chandra Wilson) has to have some difficult discussions with the parents of the affected children. Ammar Kalia
Paul O’Grady: For the Love of Dogs
One of telly’s loveliest programmes returns, eager to please. Many of the dogs O’Grady meets are in a happier place now after a difficult upbringing on puppy farms: two maltese terriers who have possibly come from Romania, and a three-month-old spaniel-cross who is riddled with mites. Jack Seale
Location, Location, Location
8pm, Channel 4
Kirstie and Phil are back to help house hunters find their dream abode. Tonight, they are in the east Midlands where Phil is with first-time buyers Lloyd and Karina, who have been saving up while living with their parents. Kirstie, meanwhile, helps care home managers Helen and Richard. AK
This is My House
9pm, BBC One
Another episode of the show that’s like a cross between Through the Keyhole and Would I Lie to You. Bill Bailey and co try to guess which “Gemma” today’s multicoloured house actually belongs to: is it rainbow-loving Gemma? “Statement-making” Gemma? Newly single Gemma? Or “Insta-mum” Gemma? Ali Catterall
9pm, BBC One
Rob Lowe stars in this sitcom following an actor who returns to his home town after his long-running legal TV series ends. There, he decides his acting experience as a lawyer qualifies him for a shot at the real thing and joins the family firm – much to the annoyance of his qualified younger brother. AK
When Nudes Are Stolen
10.45pm, BBC One
This eye-opening BBC Three film shines a light on some of the grubbiest parts of the internet. Fed up with seeing her Insta selfies in online scams, Welsh model and influencer Jess Davies goes down an extremely unpleasant rabbit hole and uncovers a global trade in leaked and stolen images. GV
Joy (David O Russell, 2015), 1.40am, Channel 4
David O Russell invited back his American Hustle collaborators Jennifer Lawrence and Bradley Cooper for this biopic of entrepreneurial single mother Joy Mangano, who made her fortune by inventing a self-wringing mop. The story is related with a slightly overeager pizzazz, but it boasts a forceful lead turn by Lawrence. Simon Wardell
Champions League football: Porto v Chelsea 7.30pm, BT Sport 2. First-leg quarter final from Estádio do Dragão.
Premier League darts 9pm, Sky Sports Main Event. Third night’s coverage from Marshall Arena in Milton Keynes.
Basketball: Brooklyn Nets v New Orleans Pelicans 12.30am, Sky Sports Main Event. Inter-conference NBA clash.