DailyEdge.ie rounds up the TV shows that you’ll be tweeting about tonight and talking about tomorrow.

The X-Files (RTÉ2, 9.55pm)

The latest case in the new series sees Mulder and Scully investigating the murder of a city official. However, it appears no human being could have committed the crime. Aliens? Aliens. #thexfiles

The Supervet (Channel 4, 9pm)

Grab the tissues, you’re going to need them. This week, the Supervet Noel Fitzpatrick looks after a Great Dane which loses the use of its back legs after suffering a slipped disc, while another pooch fights for life after being hit by a car. #thesupervet

Back In Time for the Weekend (BBC2, 8pm)

For one summer, a modern British family gave up their modern technology to live as a family would have in the ‘olden days’. In this episode, the Ashby Hawkins family go back to the 60s, where they discover Subbuteo and singer Sandie Shaw.

Everybody’s talking about: Colm Meaney and Brendan Gleeson

Grant Pollard / PA Wire Grant Pollard / PA Wire / PA Wire

The two lovely granddads of Irish cinema have bagged big roles in new TV shows.

Colm Meaney has a recurring part on Will, a saucy new US drama chronicling William Shakespeare’s ‘wild’ 20s in London. Meanwhile, Gleeson will return to comedy on Australian show Mr Cranky, starring as the titular short-tempered crime boss.

Or flick over for…

• The Great Interior Design Challenge (BBC2, 7pm) Look, if it has ‘The Great’ in the title, we’ll watch it. 
• The Secret Life of the Zoo (Channel 4, 8pm) Cameras follow around an arthritic penguin. Sob.
• Happy Valley (BBC1, 9pm) The police drama returns for a second season.
• Professor Green: Hidden and Homeless (BBC3, 9pm) Rapper Professor Green meets young homeless people living in Manchester.
• Jigs & Wigs: The Extreme World of Irish Dancing (BBC2, 10pm) An insight into the highly competitive Irish dancing championships.