Conversation so far:
What does Dr. Strangelove refer to?
Slim Pickens played B-52 pilot Major T. J. King Kong. in Dr. Strangelove.
What did you find interesting about Slim Pickens in your reading?
Hollywood made good use of Slim Pickens' rodeo background. He did not need a stand-in for horseback scenes.

Question: what did he play a part in without a script?
Self-contained rewrite: What did Slim Pickens play a part in without a script?