Scott Speedman on board for 'Barney's'

Bruce Greenwood, Macha Grenon join adaptation

Scott Speedman, Bruce Greenwood and Macha Grenon are joining the cast of Richard Lewis' "Barney's Version," which begins principal photography Aug. 17 in Rome.

Based on the Mordecai Richler novel, adapted for the screen by Michael Konyves, "Barney's" stars Paul Giamatti, Dustin Hoffman, Minnie Driver, Rosamund Pike and Rachelle Lefevre in the tale of a man (Giamatti) suffering from Alzheimer's as he recounts his turbulent life.

Speedman will play Boogie, Barney's best friend who mysteriously disappears. Greenwood has been tapped to appear as Blair, Barney's rival in love. Grenon will play Solange, another close friend of Barney's.

Serendipity Point Films' Robert Lantos is producing. Co-producers are Lyse Lafontaine, Domenico Procacci and Ari Lantos. Mark Musselman is exec producer.