Police are investigating a frightening home invasion at Sefton Park last night.

Just after 8pm a 26-year-old woman was assaulted by a strange man who broke into her Regency Road house through a back door.

Two other women were also home at the time, but they weren't confronted.

The man's described as Caucasian, aged 20 to 30 years, 180cm tall and clean shaven, he was wearing a dark coloured baseball cap, a dark long sleeved top, dark trousers and dark boots.