The following weapons were used in the film Swingers:
Smith & Wesson 659
When confronting some unruly men, Sue (Patrick Van Horn) pulls his "gat", which appears to be a Smith & Wesson 659 pistol.
Smith & Wesson 659 - 9x19mm
Note the double stack frame.
"Didn't you see Boyz N The Hood? Now one of us is going to get shot!"
As Sue tucks the pistol away, the hooked trigger guard can be seen.