My Murder (BBC3, 9pm) Drama inspired by real events, about a teenage boy killed by his girlfriend.
Ad Men (Sky Atlantic, 9pm) Documentary on the British advertising world from the '60s to now.
PICK OF THE DAY One Night (BBC1, 10.35pm) Drama where disparate events bring four strangers together. Starring Douglas Hodge, Neil Stuke, Saskia Reeves, Kellie Bright, Jessica Hynes & Don Gilet. Continues nightly until Thursday. (1/4)
Reggie Yates: Teen Gangs (BBC3, 9pm) The DJ/presenter investigates dangerous teenage gangs.
Horizon: Global Weirding (BBC2, 9pm) Science special about forecasting the weather.
PICK OF THE DAY Mad Men (Sky Atlantic, 9pm) Season 5 of the US drama about advertising execs in the 1960s. Starring Jon Hamm, January Jones, Christina Hendricks, John Slattery & Vincent Karthesier. Double-bill. (1 & 2/13)
Facejacker (Channel 4, 10pm) Series 2 of the prank show. Stars Kayvan Novak as a variety of comic characters.
Emergency Abroad (Sky1, 8pm) Fly-on-the-wall documentary about the emergency services of Mallorca.
PICK OF THE DAY Justified (5USA, 9pm) Season 3 of the US drama about a US Marshall. Starring Timothy Olyphant. (1/13)
I Never Said Yes (BBC3, 9pm) Documentary about rape, which is committed once every 10 minutes in the UK. Presented by Pips Taylor.
Twenty Twelve (BBC2, 10pm) Series 2 of the mockumentary about the London Olympics planning committee. Starring Hugh Bonneville, Jessica Hynes & Olivia Colman. (1/4)
PICK OF THE DAY Dexter (FX, 10pm) Season 6 of the US drama about a forensic analyst who moonlights as a serial killer. Starring Michael C Hall, Jennifer Carpenter, Edward James Olmos & Colin Hanks. (1/13)
Silent Witness (BBC1, 9pm) Series 15 of the crime drama. Starring Tom Ward, Emilia Fox, William Gaminara, Jaye Griffiths & Vincent Regan. (1/6)
PICK OF THE DAY Once Upon A Time (Channel 5, 9pm) Season 1 of the US drama about fairy tale characters existing in the real world. Starring Ginnifer Goodwin, Robert Carlyle & Jennifer Morrison. (1/22)