Caity Marie Lotz is an American actress, dancer, singer and model best known for her roles as Officer Kirsten Landry in the MTV mockumentary television series Death Valley (2011) and Annie in the horror film The Pact (2012). Lotz began her acting career in 2006 with a small role in the cheerleading film Bring It On: All or Nothing. She followed that up in 2010 with a part in the third episode of Law & Order: LA and a recurring role in the fourth season of the AMC drama Mad Men as Stephanie, Anna Draper's niece.