Matthew Fox Detained After Allegedly Assaulting Bus Driver

"Lost" actor allegedly punched female driver of a party bus.

Aug. 29, 2011 — -- Matthew Fox, who played Jack Shephard on the ABC drama "Lost," was detained by Cleveland police Saturday after allegedly assaulting a female party bus driver. According to a police report obtained by ABC News, Fox, 45, tried to board the bus and refused to move when the female driver, Heather Bormann, 29, told him it was a private vehicle. According to the report, Fox then "punched her in the chest and stomach area." Bormann punched Fox in the mouth, cutting his lip; a 24-year-old man also tried to help her.

The report said that Fox was not arrested, got released "to a friend" and took a taxi to his hotel. Both he and Bormann, a local resident, refused medical treatment, but the report said that she now believes she may have broken her hand.

The altercation occurred in a parking lot near a bar in Cleveland between 1 a.m. and 2 a.m. Saturday morning. No charges have been filed, but Bormann told that she's meeting with prosecutors today and may press charges.

Representatives for Fox didn't immediately respond to's requests for comment. The actor has been in Ohio filming scenes for his upcoming film "World War Z."