He is known as the flash Chris Finch in "The Office" (2001). Amycus Carrow in the last three "Harry Potter" Films. Dagmer Cleftjaw in "Game of Thrones." And as the tortured father, William in Robert Eggers' debut film "The Witch" (2016). Ralph is an avid Leeds United supporter and is a Leeds United Foundation Ambassador, alongside Vinnie Jones and Ricky Wilson from The Kaiser Chiefs.