Trillion Dollar Bet, a 1999 documentary about the Black-Scholes-Merton model, a mathematic model that estimates the prices of call and put options.
This function is fundamental to modern financial pricing as before this traders had no mathematic way of evaluating value options.
David Ogden Stiers, the narrator of this documentary sadly died on March 3rd, 2018. He was most known for playing Maj. Charles Winchester in M*A*S*H (1977-1983) and as the voice actor for Jumbo in Lilo & Stitch (2002) as well as being a narrator for a number of documentaries. RIP.