Complex sentence: Cann also appeared in the 2007 film "Run Fatboy Run" starring Simon Pegg and directed by David Schwimmer, in the film Cann was the head of the committee that approved Pegg's entrance into the race.
Split into simpler sentences: Cann also appeared in the 2007 film "Run Fatboy Run". In the film Cann was the head of the committee that approved Simon Pegg's entrance into the race.