Jennifer Love Hewitt (born February 21, 1979) is an American actress, producer and singer. Hewitt began her career as a child actress and singer, appearing in national television commercials before joining the cast of the Disney Channel series Kids Incorporated (1989–1991) as well as performing as a backup singer. She received her breakthrough role as Sarah Reeves Merrin on the Fox teen drama Party of Five (1995–1999) and rose to fame as a teen star for her role as Julie James in the horror film I Know What You Did Last Summer (1997) and its 1998 sequel, as well as Amanda Beckett in the teen comedy film Can't Hardly Wait (1998).
Hewitt starred alongside Sigourney Weaver in the romantic comedy film Heartbreakers (2001) and alongside Jackie Chan in the action comedy film The Tuxedo (2002). From 2005 to 2010, Hewitt starred as Melinda Gordon on the CBS supernatural drama Ghost Whisperer, for which she received two Saturn Awards in 2007 and 2008. She later starred on the Lifetime drama series The Client List from 2012 to 2013, and was previously nominated for a Golden Globe Award for the pilot film. From 2014 to 2015, she starred as Special Agent Kate Callahan on the CBS crime drama Criminal Minds. Since 2018, Hewitt has starred as Maddie Buckley on the Fox police procedural 9-1-1.
In music, Hewitt released her debut studio album Love Songs (1992) at age 12 exclusively in Japan. Thereafter, she signed with Atlantic Records for her second and third studio albums, Let's Go Bang (1995) and Jennifer Love Hewitt (1996), both of which were commercially unsuccessful. Hewitt's fourth and most recent studio album to date BareNaked (2002) was released by Jive Records and became her first album to chart in the United States, peaking at number 37 on the Billboard 200 chart. Her most successful single on the Billboard Hot 100 chart was the 1999 release "How Do I Deal", which peaked at number 59. In addition to music and acting, Hewitt has served as a producer on some of her film and television projects. Hewitt was identified as the "number one reader choice" on the November 1999 and May 2009 covers of Maxim magazine. TV Guide named her the sexiest woman on television in 2008.