Roy Mitchell Kinnear was an English character actor and comedian. He was known for his acting roles in movies such as Henry Salt in the 1971 film Willy Wonka & the Chocolate Factory, Algernon in The Beatles' Help! (1965), Clapper in How I Won the War (1967), and Planchet in The Three Musketeers (1973). He reprised the role of Planchet in the 1974 and 1989 sequels, and died following an accident during filming of the latter.

Willy Wonka & the Chocolate Factory is a 1971 American musical fantasy film directed by Mel Stuart from a screenplay by Roald Dahl, based on his 1964 novel Charlie and the Chocolate Factory. It stars Gene Wilder as chocolatier Willy Wonka. The film tells the story of a poor child named Charlie Bucket who, upon finding a Golden Ticket in a chocolate bar, wins the chance to visit Willy Wonka's chocolate factory along with four other children from around the world.