Rumer Willis has signed on to join the cast of Pretty Little Liars, according to reports.

The Hollywood Reporter says Willis has signed a deal to play Zoe, the organizer of a worldwide charity. If all goes well, the deal will allow Willis to star in more episodes. Willis' character will debut in late July.

The daughter of Bruce Willis and Demi Moore has turned to TV work following appearances in films The House Bunny and Sorority Row, among others.

Willis' most recent recurring TV role was on 90210 as Gia. She has also appeared on The Secret Life of the American Teenager, Workaholics, an...