Other unbilled roles feature famous actors or actresses who pop up in a movie as a face in a crowd, a man on a bench, or other 'background' characters, who are given screen time for a brief, but recognizable, moment, such as Bing Crosby and Bob Hope momentarily appearing in a circus audience during "The Greatest Show on Earth". They can be recognized, but sometimes are not credited for financial reasons – if they receive credit, they would be due payment commensurate with their fame.