In “Freud’s Last Session,” when the Oxford academic C.S. Lewis (Matthew Goode) arrives late to the London home of Sigmund Freud (Anthony Hopkins), Freud’s chow chow, Jofi, brushes him off.

In 'Freud's Last Session,' Matthew Brown stiffly indulges an intellectual fantasy, imagining a meeting between C.S. Lewis and Sigmund Freud.

But it’s as if Brown (who co-scripted with Freud’s Last Session playwright Mark St. Germain) don’t trust the material enough to let it be stripped-down and unconventional, or too off ...