'American Pie' Star SWAT Team Swarms House Alleged Knife Threat

4/17/2013 6:37 PM PDT

'American Pie' Actor Calls 911 -- SWAT Team Swarms House After Alleged Knife Threat

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"American Pie" star Eddie Kaye Thomas -- who played Finch in the movies -- just called the police, claiming a female houseguest threatened to kill him with a knife ... law enforcement sources tell TMZ ... and now a SWAT team is outside his house.

According to sources, the couple got into an argument and the woman grabbed a kitchen knife and threatened him ... so Thomas ran outside and call 911.

A SWAT team has responded to the Hollywood Hills home, where the woman remains barricaded inside.

UPDATE: The standoff is now over. The woman is currently in police custody.