Sandra Tillson

Sandra K. Tillson was an archaeologist working at Ivanoff Station in 2557 studying the Composer.

Biography
During the Raid on Ivanoff Station, she assisted in evacuating the station, while Master Chief John-117 cleared the station of Covenant attackers.

Tillson volunteered to stay behind to detonate the HAVOK nukes the Chief and Cortana plan to destroy the Composer with. However, she was killed when the Didact activated the Composer, digitizing her and everyone aboard Ivanoff Station, save the Master Chief, and storing them in the Composer, which was later destroyed.

Production notes
Sandra Tillson was voiced by actress Adrienne Barbeau in Halo 4.

List of appearances

 * Halo 4