Alex Kapp Horner started her career in Los Angeles as a member of the Groundlings. Her television credits include guest appearances in "Friends," "Will & Grace," "ER" and "Seinfeld." She was also a series regular in "Maggie Winters" on CBS. Horner grew up in New York City and graduated from Dartmouth College with a degree in history. Kapp portrays the role of Lindsay in the Comedy series "The New Adventures of Old Christine."