The story spans nearly three decades of Lewis's life, focusing on the events and intellectual challenges that shaped his worldview.

The film depicts Lewis's eventual "surrender" to theism in 1929 and his final conversion to Christianity in 1931, described as the result of intellectual honesty rather than a sudden emotional epiphany. Critical Reception CS Lewis: The Most Reluctant Convert (2021) - IMDb

Shot extensively in and around Oxford, England , including sites Lewis famously frequented. Plot & Themes

His experiences in the trenches of World War I and his tutelage under the rationalist atheist William T. Kirkpatrick (played by David Gant) solidified his initial commitment to materialism and atheism.

The turning point occurs at Oxford University, where he meets influential colleagues like J.R.R. Tolkien (played by Tom Glenister) and Hugo Dyson (played by David Shields). They challenge his unbelief through logical, literary, and mythological arguments.

Norman Stone, who previously won a BAFTA for the 1985 C.S. Lewis biopic Shadowlands .