 Although his role was a minor one, he was cast as a newspaper delivery boy in the highly successful 2010 ITV television series "Downton Abbey".In 2011 Millward began appearances in the role of Nick Monroe in the television series "Monroe"; his character is a family member of the lead character of the series.Following his minor parts in the 2006 films "That Summer Day" and "", Millward was cast in a significant supporting role in the 2011 television film "Christopher and His Kind", produced by the BBC, and based on the autobiographical novel by Christopher Isherwood.