Glengarry Glen Ross Trivia

Brain Snacks: Tasty Tidbits of Knowledge

You wouldn't think it, but the hard hitting, foul-mouthed Mamet wrote a hit children's play: Revenge of the Space Pandas. (Source)

Mamet's favorite actor might be his wife, Rebecca Pidgeon. She's appeared in multiple Mamet plays on stage and in his movies The Spanish Prisoner, Heist, State and Main, and The Water Engine.
(Source)