ASHTON KUTCHER FLOORS STUNTMAN IN FIGHT SCENE

Ashton Kutcher was so determined to make the fight scenes in new movie Five Killers look realistic, he ended up knocking out a stuntman during rehearsals.

The actor learnt Thai boxing and other defence skills in preparation for shooting the action sequences in the forthcoming film.Kutcher was surprised at his own strength - and so was the guy he practised his moves on.The star says, I wasn't used to practising stunt fighting - I was used to practising real fighting. One punch can knock a dude out.