To Walk with Lions is a 1999 film starring Richard Harris as George Adamson and John Michie as Tony Fitzjohn. It follows the later years of wild game preserver/naturalist Adamson.After his marriage to Joy Adamson, both of Born Free book and film fame, Adamson spent the latter part of his life protecting the lions and other wildlife in the Kora National Reserve, Kenya. He encounters poachers and government corruption blocking his quest for wildlife preservation.