Below are my picks of the most notable TV shows, returning or premiering on UK screens this week...
Springwatch (BBC2, 8pm) Series 10 of the wildlife show. Presented by Chris Packham, Michaela Strachan & Martin Hughes-Games. Continues weeknightly. (1/12)
What the Dambusters Did Next (Channel 5, 9pm) Documentary exploring what became of the famous crew of 716 Squadron, who were part of the Dambusters mission. Presented by John Nicol.
★ Goodness Gracious Me: Reunion Special (BBC2, 10pm) Special episode of the sketch show, airing as part of BBC2's 50th anniversary celebrations. Starring Sanjeev Bhaskar, Meera Syal, Nina Wadia, Kulvinder Ghir & Dave Lamb.
Welcome to Rio (BBC2, 9pm) Documentary series loking at the lives of people living in Brazil's favela shanty towns. (1/3)
The Complainers (Channel 4, 9pm) New documentary seies about some of the country's most persistent and prolific complainers. (1/3)
★ Burning Desire: The Seduction of Smoking (BBC2, 9.30pm) Two-part documentary on cigarettes and smoking attitudes and how they're changing. (1/2)
My Granny the Escort (Channel 4, 10pm) Documentary about mature escorts, who often have very young clients.
Michael Flatley: A Night to Remember (ITV, 8pm) Entertainment special where Michael Flatley returns to television after 10 years, to celebrate the 20th anniversary of Riverdance. Hosted by Christine Bleakley.