His name may never have had a household ring to it, but actor Adhir Kalyan was set to make an impression with viewers one way or another with his leading role in “Aliens in America” (CW, 2007- ), playing Raja, a Pakistani Muslim exchange student trying to fit in at his small Wisconsin town. Kalyan, who was of Indian descent, was born in 1984 and raised in Durban, South Africa. He began acting onstage in South African theater in productions of “Macbeth,” “Oliver” and even “A Christmas Carol” before moving to London to continue to pursue acting, appearing on television on the BBC series, “Holby