Stanley David Griggs (September 7, 1939 ? June 17, 1989) was a United States Navy officer and a NASA astronaut. He is credited with conducting the first unscheduled extra-vehicular activity of the space program during Space Shuttle mission STS-51-D.

Actor - The Goonies (as Sloth), North Dallas 40, Caveman, The Ice Pirates, Hollywood Beat, The Dirty Dozen: The Fatal Mission, One Crazy Summer. Football - NFL defensive lineman, mostly with the Oakland Raiders