The Alzheimer Case (2003)

The Alzheimer Case, also known as The Alzheimer Affair or The Memory of a Killer, , is a 2003 film directed by Erik Van Looy, based on the novel De Zaak Alzheimer by Jef Geeraerts. An American remake of the film is in development at Focus Features. Stephane Sperry is the producer. Matthew Michaud adapted the screenplay from the original film.

More at Wikipedia.