Jessica Biel was nervous about punching Kate Beckinsale

The actress was worried because Beckinsale's husband and director Len Wisemen was present on the sets of the 1990's sci-fi remake.

Jessica Biel and Kate Beckinsale. Pics/Santa Banta

"I was so fearful of hitting her. I was thinking, 'Please don't let me hit this woman in the face! Her husband is watching!' And then I hit her."u00a0Beckinsale said: "I like the fact that there's this fight between Jessica and I and it doesn't end up that some one's sleeve is ripped off, or some one's bra is out.

This was as if it was two guys - and yet it was us kind of madly apologising to each other." u00a0The 30-year-old Biel plays female protagonist Melina while Beckinsale portrays the evil Lori.u00a0