In which film is Colonel Nathan Jessup a character?

Who played Maria von Trapp in 'The Sound of Music'? In which film is Maria von Trapp a character? Who played Randle McMurphy in 'One Flew Over the Cuckoo's Nest'? Who played Colonel Nathan Jessup in 'A Few Good Men'? Who played Danny Zuko in 'Grease'? In which film is Danny Zuko a character? Who played Sandy Olsson in 'Grease'? In which film is Sandy Olsson a character?