Rocco Day is a child actor originally from Nottingham, UK. Rocco is known for his role as Grumpy in Lars Von Trier's 'The House That Jack Built' (2018) where he appears alongside his brother Cohen Day. Rocco was also a lead cast member in 'Refugee' (2016) which went on to win a Children's BAFTA in 2016 for 'Best Drama'. His first feature film role was the horror comedy 'Cannibals and Carpet Fitters' where he again appeared alongside his brother Cohen.