The Professor and the Madman

The Professor and the Madman is a 2019 biographical film directed by Farhad Safinia (who was under the pseudonym of P. B. Shemran), starring Mel Gibson, Sean Penn, Natalie Dormer, Eddie Marsan, Jennifer Ehle, Jeremy Irvine, David O'Hara, Ioan Gruffudd, Stephen Dillane, Laurence Fox, and Steve Coogan. It is based on the book The Surgeon of Crowthorne, written by Simon Winchester in 1998.