Katlin Mastandrea (gebore 31 Oktober 1995) is 'n Amerikaanse aktrise, skryfster, en vervaardiger. Sy is bekend vir haar rolle in die televisiereekse The Late Late Show with Craig Ferguson (2005), Criminal Minds (2005), The Middle (2009), en Anger Management (2012). Timothy and the Dragon's Gate Better You Than Me 2005: The Late Late Show with Craig Ferguson 2005: Criminal Minds 2009: The Middle 2012: Anger Management Life as Sam Katlin Mastandrea in die Internet-rolprentdatabasis