Thad Luckinbill previously appeared in season six episode twenty-three as a college student who was having an affair with his married neighbor.
Michael Graziadei, who guest stars in this episode, also starred in an episode of CSI:NY (S06E14) which also deals with the subject of vampirism.
Aside from being in this episode together, Thad Luckinbill and Michael Graziadel played on The Young and the Restless together for about 6 years Thad Luckinbill played J.T. Hellstrom from 1999 to 2010 and Michael Graziadel played Daniel Romalotti from 2004 to 2013.