London, Feb 19: Walking off with five awards including Best Film, "Three Billboards Outside Ebbing" topped at the 71st British Academy Film Awards organised by the British Academy of Film and Television Arts (BAFTA), here on Monday. "Three Billboards Outside Ebbing" is a blistering comedy about the injustice in a small town America. The movie -- written, produced, and directed by Martin McDonagh -- won in five catagories including Outstanding British Film, Best Supporting actor (Sam Rockwell) , Best Original Screenplay, Best Actress (Frances McDormand), and the Best Film, here at the Royal Albert Hall on Monday, reports the guardian.com. The film was in the race for the Best Film with "Call Me By Your Name", "Darkest Hour", "Dunkirk" and the "Shape of Water". McDormand on the other hand was up against Annette Bening ("Film Stars Don't Die in Liverpool"), Margot Robbie, ("I, Tonya"), Sally Hawkins, ("The Shape of Water") and Saoirse Ronan ("Lady Bird"). The film won the Best Original Screenplay, beating "Get Out", "The Shape of Water", and "I, Tonya". Rockwell emerged winner over Christopher Plummer, (All the Money in the World"),Hugh Grant ("Paddington 2"), Willem Dafoe ("The Florida Project"), and Woody Harrelson, who too was nominated in the category for his work in "Three Billboards Outside Ebbing".