Lewis and Clark: 1950 Encyclopedia Britannica Film
Channel: Happy Jordan
Date: 2018-03-21

This short film from 1950 gives a dramatic summary of the Lewis & Clark expedition. While some of the details are not historically accurate, the overall film does give a decent overview of how the Corp of Discovery was formed and some of the key points of the journey itself.

Emerson Film Corp. Lewis and Clark, 1950. http://archive.org/details/Lewisand1950.