It did not take long for clean-cut actor Mark Famiglietti to make inroads in Hollywood. A popular student with a love of musicals in his high school days, Famiglietti hightailed it from his East Coast surroundings to the warm glow of Los Angeles, where he quickly wound up piquing curiosities as an east coast student on “Young Americans” (The WB, 2000). Making his way into serious-minded television procedurals and dark big screen thrillers such as television’s “CSI” (CBS, 2000- ) and the feature “Terminator 3: Rise of the Machines” (2003), Famiglietti was keen to prove he had all the chops