Lisa Darr (nee Lisa Darr Grabemann) is an American actress. On House, M.D., she portrayed Adam's mother Emily in the Season 2 episode Distractions. Darr has had featured roles in Flesn 'n' Blood, K-9, The Office, EZ Streets, NYPD Blue, Profit, Ellen, Nash Bridges, Popular, Frasier, Strong Medicine, Life As We Know It, Weeds and Nip/Tuck.