Let the Wrong One In is an Irish horror comedy film written and directed by Conor McMahon.
The film is loosely based on the novel and film Let the Right One In by John Ajvide Lindqvist.
It was shot on location in various sites around Dublin, including the tourist attraction Bram Stoker's Castle Dracula.
Let
the Wrong One In follows young supermarket worker Matt, who is a little
too nice for his own good. When he discovers that his older, estranged
brother Deco has turned into a vampire, he's faced with a dilemma: Will
he risk his own life to help his sibling, with blood being thicker than
water? Or will he stake him before he spreads the infection further?
The film stars Karl Rice, Eoin Duffy, Hilda Fay, Lisa Haskins and Anthony Head. Let the Wrong One In was shown at festivals in 2021 but did not go on general release in Ireland until 2023. Conor McMahon was nominated for Best Director and Best Script at the 19th Irish Film & Television Awards.
It
has received a Rotten Tomatoes 'tomatometer' rating of 88% with one
reviewer writing 'With brilliantly ridiculous dialogue, outlandishly
hilarious set ups and lots and lots of cartoonish gore, there is much for horror fans to sink their fangs into in Let the Wrong One In'