British comedian and actor, best known as the original Inspector Cloiseau

Reference

Peter Sellers - Wikipedia, the free encyclopedia
"Richard Henry Sellers, CBE (8 September 1925 - 24 July 1980), known as Peter Sellers, was a British comedian and actor. Perhaps best known as Chief Inspector Clouseau in The Pink Panther film series, he is also notable for playing three different characters in Dr. Strangelove, as Clare Quilty in Lolita, and as the TV-addicted man-child Chance the gardener in his penultimate film, Being There. Actress Bette Davis once remarked of him, 'He isn't an actor-he's a chameleon.' ..."

Roles

Dr. Strangelove or: How I Learned to Stop Worrying and Love the Bomb, Group Capt. Lionel Mandrake, President Merkin Muffley, Dr. Strangelove
The Mouse that Roared, Tully Bascombe, Grand Duchess Gloriana XII, Prime Minister Count Rupert Mountjoy

Filmography

Peter Sellers - IMDb