I've never seen the film but I did a google search so I could try to help you out, and this is what I found:
While it bears resemblance to a SIG-Sauer P228, I'd say he uses two Zastava CZ99 pistols, which is basically a Yugoslavian clone of the SIG series. They are fitted with suppressors and clamp on trigger guard lasers.
Here's an image of the CZ99:
Hope I helped
