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Deep Water is on ITV at 9pm.

Joanne digs deeper into Guy’s past when he is arrested, while Lisa tell Roz about her tryst with Adam.

Who Do You Think You Are is on BBC One at 9pm.

Comedian Paul Merton pieces together the story of his grandfather’s involvement in events leading up to Irish independence in the 1920s.

Kevin’s Grandest Design is on Channel Four at 9pm.

To celebrate 20 years of Grand Designs, Kevin McCloud reveals his favourite five properties from the show.

Supershoppers, Money Saving Special is on Channel Four at 8pm.

Sabrina Grant and Kate Quilton reveal ways consumers can save hundreds of pounds on petrol.

Interior Design Masters is on BBC Two at 8pm.

The eight remaining contestants are challenged to revamp a series of independent high-street stores.