Christa B. Allen: Chateau Marmont Cutie!

Christa B. Allen keeps a low profile as she departs the Chateau Marmont hotel on Friday night (August 2) in West Hollywood, Calif.

The 21-year-old Revenge actress rocked a black cropped top and a cardigan as she headed out solo.

PHOTOS: Check out the latest pics of Christa B. Allen

“Missing London…” the actress tweeted earlier that day.

Earlier this week, Christa shined in a purple dress on the red carpet at the 2013 Young Hollywood Awards which were held at The Broad Stage in Santa Monica.