Tick Tock (2000)

Time is running out.

Stunning trophy wife Rachel Avery is stuck in a cold, loveless marriage with her millionaire husband, Holden. So when Holden goes away on a trip, Rachel hooks up with her close friend Carla, and the two hatch a plan to murder Holden and collect on his vast assets. But the girls don't want to commit the crime themselves, so at a bar they seduce a stranger, Travis Brewer, and convince him to do their bidding.