Amanda Righetti

The youngest of eight children, Righetti was born on April 4, 1983, in St. George, Utah, and raised in Nevada, outside Las Vegas. Her father, Alexander Dominic Righetti, is of Italian descent, while her mother, Linda Carol Chisum, is of German, French and English descent.Righetti started modeling at age 14, then she moved to Los Angeles at age 18 to start her acting career. After securing a role in the pilot for a proposed series by the name of No Place Like Home, she played a recurring character in the teen drama The O.C., was a regular in the primetime soap opera North Shore and in late 2005, Righetti starred in Fox's drama series Reunion. Other credits include a recurring role on K-Ville, guest roles on CSI: Crime Scene Investigation and Entourage and a role in the television film Romy and Michele: In the Beginning.

In 2006, Righetti signed on to star as the female lead in horror sequel Return to House on Haunted Hill. The film was released direct-to-video in October 2007. In April 2008, she was cast as the female lead in the slasher film Friday the 13th (2009). Production ended in June 2008 and the film was released in theaters on February 13, 2009. Also that year, Righetti was signed to the CBS series The Mentalist, in the role of Grace Van Pelt. Her 2012 to 2013 pregnancy was not reflected in her character's storyline, during which she was filmed using selective angles and largely limited to desk duty. Righetti left The Mentalist in after season six.

In September 2011, Righetti signed with talent agency UTA.

From 2016-2017, Righetti played role of Maddie Kenner in Colony.

In 2017, Righetti starred as a divorced novelist in the Hallmark Channel television film Love at the Shore.

Righetti starred in the 2021 holiday romance film Christmas at the Ranch with Lindsay Wagner, Laur Allen, Archie Kao and Dia Frampton playing the character Kate.

In 2024, Righetti played Nelle Reagan, the mother of United States President Ronald Reagan in Sean McNamara's biopic Reagan.