Who Do You Think You Are? Is on BBC One at 9pm. Strictly Come Dancing judge, Shirley Ballas, investigates claims that her maternal great-grandmother abandoned her family for a more…

Unforgotten is on ITV at 9pm. Cassie and Sunny investigate the occupants of a holiday cottage near where Hayley disappeared, while Jamila wants to know more about Chris’s past. Poldark…

Big Star’s Little Star is on ITV at 7.30pm. Stephen Mulhern hosts the entertainment show in which youngsters discuss their famous relatives. Reality star Stacey Solomon, and comedian John Thomson…

8 Out of 10 Cats Does Countdown is on Channel 4 at 9pm. Sean Lock and Miles Jupp take on Alan Carr and Roisin Conaty. Comedian Tom Binns, in the…