Living Proof is a 2008 Lifetime Television movie, directed by Dan Ireland, starring Harry Connick, Jr. The film is based on the true life story of Dr. Dennis Slamon and the book HER-2: The Making of Herceptin, a Revolutionary Treatment for Breast Cancer by Robert Bazell. Vivienne Radkoff wrote the film script, and is also one of the film's executive producers. Renée Zellweger is another executive producer, together with Neil Meron and Craig Zadan. Tammy Blanchard, Amanda Bynes, Jennifer Coolidge, Angie Harmon, John Benjamin Hickey, Regina King, Swoosie Kurtz, Paula Cale Lisbe, Amy Madigan, Bernadette Peters, and Trudie Styler are featured in the supporting cast. The film premiered on October 18, 2008, for Lifetime's "Stop Breast Cancer for Life" public service and advocacy campaign, during the National Breast Cancer Awareness Month