"He was my hero. He fought the Nazis. He believed in truth, justice and the American Way," says director Richard Donner of  in this exclusive extra interview you won't see on the air.

The Superman: The Movie director talks about a special meeting he had with the creators of the Man of Steel. On the opening night of the movie, Donner says he was invited to a private room where he met the president of Warner Brothers, the chairman of the board, and "two older gents," who were introduced as Siegel and Shuster.

Watch the interview now to discover the incredible and rare gift that Siegel and Shuster gave to the man who brought the Man of Steel to life.

See the latest episode now on amc.com and AMC apps for mobile and devices.

Robert Kirkman's Secret History of Comics airs Mondays 10/9c.  To get more exclusive extras, sign up for the Robert Kirkman's Secret History of Comics Insiders Club.