Alessandro Juliani is a Canadian actor and singer. He is notable for playing the roles of Tactical Officer Lieutenant Felix Gaeta on the Sci-Fi Channel television program Battlestar Galactica, Emil Hamilton in Smallville, Jacapo Sinclair on The CW series The 100, and Dr. Cerberus on the Netflix series Chilling Adventures of Sabrina. He is also known for voicing the character L in the English version of the anime series Death Note and its live action films, as well as several other animation projects. Juliani provided the voice of Aaron Fox on Nexo Knights.

Battlestar Galactica (BSG) is an American military science fiction television series, and part of the Battlestar Galactica franchise. The show was developed by Ronald D. Moore and executive produced by Moore and David Eick as a re-imagining of the 1978 Battlestar Galactica television series created by Glen A. Larson. The pilot for the series first aired as a three-hour miniseries in December 2003 on the Sci-Fi Channel, which was then followed by four regular seasons, ending its run on March 20, 2009. The cast includes Edward James Olmos, Mary McDonnell, Katee Sackhoff, Jamie Bamber, James Callis, Tricia Helfer, and Grace Park.