Putting the accent on Scottish film roles

This week's Edinburgh Evening News column found me commenting on the new trailer for Guy Pearce's upcoming sci-fi feature, Lockout, specifically the attempts by two of the actors to affect Scottish accents.

Was I wrong to pick on them? Or are the accents more impenetrable than the prison in space? Judge for yourself:

http://www.youtube.com/watch?feature=player_embedded&v=0dyXelNk9Ms