The actress Kanchana Moitra said in her police complaint that three drunken men had stopped her car near Siriti crossing at 1 am when it had brushed past a man standing on the road.
The men snatched the keys of the vehicle, dragged her out and touched her inappropriately, an officer of Behala Police Station, where a case has been lodged, said.
The incident took place close to Tollygunge when Moitra was returning to her Behala residence in south west part of the city.
A case has been registered against them under IPC sections 341 (punishment for wrongful restraint), 354 (assault or criminal force to woman with intent to outrage her modesty), 506 (punishment for criminal intimidation), the DC said.