Katherine LaNasa is an American actor, former ballet dancer, former choreographer, and interior designer. She developed an interest in dancing at the early age of 12 and successfully choreographed many dance routines during her tours. She studied acting for 2.5 years under Sanford Meisner, before plunging into the world of Hollywood. She is best known for her performances in TV series such as ‘NBC’s 'Three Sisters' and 'Deception' and films such as 'The Campaign' and ‘The Frozen Ground.’ She has made guest appearances in some of the most popular TV series, such as ‘Two and a Half Men,’ 'NYPD Blue,’ 'Grey's Anatomy,’ 'ER,’ 'House M.D.,’ 'Justice,’ and 'CSI: Crime Scene Investigation.’