Original sentence: He appeared in the Owen Wilson comedy Drillbit Taylor, and was cast in a leading role in Just Peck, a feature film due for release in 2009, where he plays the best friend of the title character, played by Keir Gilchrist
Edited sentence: He appeared in the Owen Wilson comedy Drillbit Taylor, and was cast in a leading role in Just Peck, a feature film which premiered at the Cannes Film Festival in 2009, in which he plays the best friend of the title character, played by Keir Gilchrist