Dennis Holahan (born November 7, 1942 in Stamford, Connecticut) is an American attorney and former actor. He is a partner in the San Francisco office of Lewis Brisbois Bisgaard & Smith, California’s largest law firm, where he specializes in entertainment, media and intellectual property cases as well as more general matters in the firm’s commercial litigation practice. Prior to joining Lewis Brisbois in 2014, Dennis maintained one of the top entertainment and business-related litigation boutiques in Los Angeles for more than 20 years.