Tania Raymonde has joined the cast of police procedural Cold Case, reports Entertainment Weekly.

Raymonde, known for her role as the daughter of Ben Linus on ABC's Lost, will star as Frankie Rafferty, a lab technician who will be a love interest for Danny Pino's detective Scotty Valens.

Frankie is described as a "street-smart" character who grew up "on the wrong side of the tracks" in Philadelphia.

Season 6 of Cold Case begins September 28 on CBS, with Raymonde making her first appearance in November.