Below are my picks of the week's most notable shows, returning/premiering on UK screens...
★ Silk (BBC1, 9pm) Series 3 of the legal drama. Starring Maxine Peake, Rupert Penry-Jones, Neil Stuke & Miranda Raison. (1/6)
One Born Every Minute (Channel 4, 9pm) Series 5 of the fly-on-the-wall documentary about mothers giving birth in hospital. (1/10)
Can't Pay? We'll Take Away (Channel 5, 9pm) Documentary series about debt collectors and bailiffs. (1/4)
Impractical Jokers (BBC3, 10pm) Series 2 of the prank show. (1/6)
Kirstie's Best of Both Worlds (Channel 4, 8pm) New series where Kirstie Allsopp helps home buyers. (1/7)
★ Hair (BBC3, 9pm) New reality talent search focused on hairdressers. Hosted by Steve Jones. (1/6)
The Vampire Diaries (ITV2, 9pm) Season 5 of the US supernatural drama continues. (9/22)
Strippers (Channel 4, 10pm) Documentary about exotic dancers working at strip clubs in Edinburgh and Aberdeen. (1/3)
Pramface (BBC3, 10pm) Series 3 of the comedy about accidental parents. (1/6)
★ Party Wright Around the World (ITV2, 9pm) New series where ex-TOWIE star Mark Wright organises parties around the world. (1/6)
Jumbo: The Plane That Changed the World (BBC2, 9pm) Documentary about the origin of the Boeing 747.
The Storms that Stole Christmas (Channel 4, 9pm) Documentary about the storms that disrupted much of the UK over Christmas 2013.
Junior Paramedics (BBC3, 9pm) New documentary following nine student paramedics working for the East Midlands Ambulance Service. (1/7)
★ Bluestone 42 (BBC3, 10pm) Series 2 of the comedy about a bomb disposal unit working in Afghanistan. (1/6)
The Pity of War (BBC2, 9pm) Historical drama using graphics and stories to demonstrate how joining WWI was a tragic mistake for the UK. Hosted by Niall Ferguson.
Vikings (Amazon PIV) Season 2 of the historical action drama, available to stream a day after its US premiere.
Darcey's Ballerina Heroines (BBC2, 8.15pm) Special where Darcey Bussell reveals some of her favourite dancers.
Revolution (Sky1, 10pm) Season 2 of the US sci-fi drama continues. (10//20)
★ Stewart Lee's Comedy Vehicle (BBC2, 10pm) Series 3 of the alternative stand-up comedy show.