Bonita Anne Friedericy is an American actress, best known for her role as Diane Beckman in the television series Chuck. Her husband is actor John Billingsley.

Brigadier General M. Diane Beckman, USAF is a fictional character in the NBC television series Chuck. Beckman is a senior official of the National Security Agency, working within the Office of the Director of National Intelligence. She holds her rank of brigadier general in the United States Air Force. She revealed that she spent a significant amount of time and resources hunting Orion, the Intersect's chief designer, before he re-appeared and made a deal with the government. Little information about her personal life and past service has been revealed. She first entered the military prior to August 14, 1974, and fought in two battles during the Gulf War. She has had a non-exclusive romantic relationship with Roan Montgomery for more than 20 years. Beckman also maintains a close friendship with Dr. Condoleezza Rice.