Denise Richards (Lisa)
Before Alan was rooming with Charlie, Charlie lived with Lisa. Their on-again off-again relationship eventually ended when he broke up with her because he ironically thought she had commitment issues. In real life, Denise Richards was married to her costar Charlie Sheen for four years. They have two daughters together, but divorced in 2006. Then in 2012, Denise adopted another daughter. Her most recent project is a lead role in the comedy movie 1st Born.
Denise Richards (Lisa)
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