Here is Amanda Righetti of The O.C. fame at the 3rd Annual Los Angeles Haunted Hayride in Los Angeles on Sunday.

In 2005, Righetti ranked among FHM’s 100 Sexiest Women. She has since appeared in several major motion pictures, and has guest starred in popular television shows such as “CSI” and HBO’s “Entourage“.

In 2008, Righetti was cast in the leading role of Michael Bay’s remake, Friday the 13th, while filming her series, “The Mentalist“.

Today, Righetti continues her role as a rookie detective for the CBS drama, while splitting her time between Hollywood and Hawaii with husband Jordan Alan.

Here is ginger Amanda Righetti at ‘The Kennedys‘ premiere in Beverly Hills on Monday.

Here is ginger Amanda Righetti in a red dress at the 25th Anniversary Genesis Awards held on Saturday.

Here is sexy redhead Amanda Righetti at the 24 Hour Hollywood Rush at the Wilshire Ebell Theater on Sunday.