Watch Horrid Henry: The Movie (2011) full movie.
Synopsis: Pudsey, a cheeky stray dog from London, is happy being alone until he meets Molly, George and Tommy. As he settles in with his new family, Pudsey discovers Thorne and Fautus are planning something terrible for the village, and he must stop them.
Director: Nick Moore
Writers: Tony Ross, Francesca Simon
Stars: Theo Stevenson, Richard E. Grant, Parminder Nagra
More infor: IMDB, Wikipedia