Peter Sellers and Coco were two actors who starred in the 1976 comedy-mystery film 'Murder by Death'. Peter Sellers was an English actor, comedian, and filmmaker who is considered one of the greatest comic actors of all time. He is best known for his roles in films such as 'Dr. Strangelove' and 'The Pink Panther'. Coco was a French actress and singer who was known for her roles in films such as 'The Rules of the Game' and 'The Grand Illusion'. Both Sellers and Coco played important roles in the film 'Murder by Death', which follows a group of detectives who are invited to a mysterious mansion to solve a murder.