Emmy and Grammy award winner Harry Connick, Jr. will star in the Lifetime original movie called Living Proof. The movie, currently being filmed in Connick's hometown of New Orleans, is produced by Renee Zellweger, Craig Zadan and Neil Meron who all worked on Chicago together. The film is about Dr. Dennis Slamon, the UCLA doctor who developed a drug for breast cancer. Living Proof tells the true story of this doctor's struggle to keep the drug trials going and save the lives of thousands of women.

Harry Connick, Jr. is joined by Amanda Bynes (Hairspray), Angie Harmon (Women's Murder Club), Swoosie Kurtz (Pushing Daisies), Bernadette Peters (Boston Legal), Jennifer Coolidge (American Pie), Regina King (Ray), Tammy Blanchard (Life with Judy Garland: Me and my Shadows), John Benjamin Hickey (Flags of Our Fathers), Paula Cale (Providence) and Trudie Styler (Empire).

The film will air in October as Lifetime's centerpiece for the network's annual awareness campaign Stop Breast Cancer for Life.