Continuity mistake: Claire Scott is leading the second section of the protest march, she sees the first section start marching towards the school, runs back and shouts "now." She is standing on the pavement in front of the marchers, as the march starts the angle changes and Claire is now in the road to the right of her previous position.
Continuity mistake: In the final scene Pogo and his girlfriend are running from Duane and Stewpot they cross a road where a red Volkswagen is parked. The angle changes and Daune and Stewpot cross the same road - there is now a white Ford Fiesta parked where the Volkswagen was.
Continuity mistake: When Duane and Stewpot are following Pogo along the canal path they walk past a wall covered in a large mural but the angle changes when Pogo stops - Duane and Stewpot fall against a metal shutter that wasn't there before.
Continuity mistake: When Duane and Stewpot are following Pogo in the playground, the same two girls walk past them twice.
Continuity mistake: In the final scene when Pogo and his girlfriend get on a bus it is on route 260 to Hammersmith Broadway, but when they are on the bus waving at Duane and Stewpot from the back window it has changed to route 27 to Richmond.