Jennifer Love Hewitt, 40
At 40 years old, the “Ghost Whisperer” actress is still continuing to save lives on “9-1-1” as Maddie Kendall. After making her debut in 1989 on “Kids Incorporated,” Hewitt has appeared on numerous televisions shows and starred in films like “I Know What You Did Last Summer,” “The Tuxedo,” and “Tropic Thunder.”