Supergirl

Melissa Benoist is an American actress and singer best known for her recurring role as Marley Rose on the musical drama television series Glee

Mehcad Brooks is an American actor and former male fashion model best known for his television roles as Matthew Applewhite in Desperate Housewives (2005-2006) and as Eggs in True Blood, from 2008-2009

Chyler Leigh is an American actress best known for her starring role as Dr. Lexie Grey in the medical comedy-drama television series Grey's Anatomy.

Jeremy Jordan is an American actor who works primarily in musical theatre best known to television audiences for his starring role as Jimmy in the musical drama series Smash, in 2013

David Harewood is a British actor best known for his roles in the television series The Vice (1999-2003) and Fat Friends (2004-2005); and in the feature films Blood Diamond (2006) and The Merchant of Venice (2004)

Calista Flockhart is an American actress best known for her role as the title character in the 1997-2002 television show, Ally McBeal

Chris Wood is an American actor best known for his recurring role as Adam Weaver, a playwright, in the teen drama television series The Carrie Diaries.

Floriana Lima is an American actress best known for her starring role as Rosa "Ro" Quintero, a nurse at the hospital and friend of Grace, in the medical crime drama television series The Mob Doctor, from 2012-2013