Presenting the soundtrack to the hit action/sci-fi TV series Terminator: The Sarah Connor Chronicles , starring Lena Headley ( 300 ), Thomas Dekker ( Heroes ), Summer Glau ( Firefly , Serenity ) and Shirley Manson (lead singer of Garbage). Acclaimed composer Bear McCreary ( Battlestar Galactica , Eureka , Rest Stop: Don t Look Back ) crafts a thrilling musical journey that captures all the non-stop excitement of this mind-bending extension of the beloved Terminator saga. New cast member Shirley Manson performs the exclusive song Samson and Delilah . The amazing second season is currently airing Monday evenings on Fox.