Karissa Vacker received her BFA in theater from Southern Methodist University in Dallas, Texas, before performing lead roles in regional theaters across the country, including the Chicago Shakespeare Theatre, Milwaukee Repertory Theatre, Geva Theatre Center (NY), and PCPA Theatrefest (CA). Karissa resides in Los Angeles and is working in film and television, with appearances on How I Met Your Mother, Castle, Chuck, 90210,Days of Our Lives, and the film Someone Marry Barry.