Corrected entry: Peter Sellers has the surname 'Bakshi' which isn't quite a South Indian surname though he speaks in a South Indian (specifically, Tamil) accent.
Corrected entry: Just after the headmaster gets shot near the end of the film, there is an explosion on the ground where he was standing. Just before the explosion, his body is nowhere to be seen.
Correction: The whole scene is Mick's fantasy. Anything could happen.
Corrected entry: All of the German soldiers hanging around the tanks are wearing what appear to be infantry uniforms (grey/green steel helmets) and no tank crew uniform (black outfits) seem to be evident at all.
Correction: The German troops wearing infantry uniforms could have been guarding the tanks, and not actually been tank crew members.
Correction: The fact that he does not have a South Indian surname simply means his FATHER was born elsewhere, not that he was. His family may have moved there when he was a baby, but what's the point of speculating about thing like that?