Ballroom, Bureaucracy and Back to the Future: The Best of the Weekend’s TV

From the dance floor to the future, there's plenty to watch tonight! Saturday… Strictly Come Dancing – BBC One (6.30pm) The remaining contestants take to the floor in the hope of impressing the voting public and the judging panel. Results at 7.20pm on Sunday. The X Factor – TV3 (7.30pm) The finalists take to the stage in the first of the live shows but by the end of the weekend, one will be sent home. Results at 8.15pm on Sunday. Hanna – Channel 4 (9.20pm) Saoirse Ronan and Eric Bana star in this action thriller about a former CIA agent who trains his daughter to be the world’s deadliest assassin. Sunday… Back to the Future – ITV2 (6.55pm) Teenager Marty McFly travels back in time to the 1950s unaware that his presence directly affects his life as he knows it. Starring Michael J Fox and Christopher Lloyd. Downton Abbey – UTV (9.15pm) On tonight’s episode, Sarah Bunting pushes the Crawleys too far and Lady Mary makes a decision about her relationship with Lord Gillingham. Love/Hate – RTÉ One (9.30pm) Nidge is back in business after getting help from Paulie while Moynihan wrestles with Garda bureaucracy. Crime drama with Tom Vaughan-Lawlor.