Hosted by Academy Award®-winning actress Helen Mirren, Harry Potter: Hogwarts Tournament of Houses celebrates the 20th anniversary of the film and continues the Wizarding World spirit showcasing ultimate fan glory on a never-before-seen scale. Featuring hundreds of trivia questions and special guest surprises, this unforgettable event of a lifetime will unveil which fans know the vast, intricately detailed universe like the back of their hand as they compete to take home the title of House Cup Champion.

Tonight’s blockbuster battle of the Hogwarts houses sees the wise and witty Ravenclaws go up against the proud and Ambitious Slytherins in a test of wizarding world knowledge. Only one team can claim an automatic place in the Grand Final. As always tonight’s match up will take place under the watchful eye of the master of ceremonies Dame Helen Mirren. With Guest appearances and classic Potter movie moments this is another historic night in Hogwarts history.

Dame Helen Mirren returns to the Wizarding World to oversee this head to head wildcard match up. The two houses that lost their previous battles in this distinguished TV event series now have one last chance to take their place in the grand final. There will be special celebrity guests, actors from the original films and more Harry Potter trivia than you could squeeze into a cupboard under the stairs. Tonight’s episode is another magical Harry Potter chapter of Drama, courage and redemption.

Joining Dame Helen Mirren for a historic night in history of Hogwarts as this epic TV event series culminates in the grand finale.