The Double McGuffin (1979)

Orson Welles: Narrator

Quotes 

• Narrator : [opening narration]  A "McGuffin" is a term coined by the world's foremost teller of suspense stories to label that secret, elusive, mysterious something that everyone in the story is trying to find or find out about. It is, in effect, the pretext of the plot; the catalyst that brings the characters together and causes them to act or interact - the vial of microfilm, the money, the missing papers, the murderer, the motive, the single reason that causes the entire story to happen. Usually, there's only one.