Eric Close (born May 24, 1967, Staten Island, New York) is an American film and television actor.

His father is an orthopedic surgeon, and Close is the eldest of three brothers. His family moved to Indiana, then to Michigan, and finally settled in San Diego when Close was seven years old.

Close graduated with a B.A. in Communications at the University of Southern California in 1989, where he became a member of the Sigma Chi Fraternity.

Close was interested in acting from an early age and had some stage experience in school, but did not decide to pursue an acting career until after college. His first role was in a theater production Rat Songs in L.A., after which he was offered a part in the film American Me (1992) and Safe House directed by Elena Mannus. He had a brief stint in daytime television when he played Sawyer Walker on NBC's daytime drama Santa Barbara.

He returned to the stage with Thanksgiving Cries. He has had many guest appearances on television, and landed leading roles on such shows as McKenna (one season, 1994–1995), Dark Skies (one season, 1996–1997), The Magnificent Seven (two seasons, 1998–1999), Now and Again (one season, 1999–2000), and the Steven Spielberg produced miniseries Taken (2002).

Enrique Ricardo Murciano (born July 9, 1973) is an American actor. He is best known for playing Special Agent Danny Taylor in the CBS drama Without a Trace.

Born and raised in Miami, Florida, Murciano attended Christopher Columbus High School and then Tulane University in New Orleans, Louisiana. He originally studied at New England School of Law in Boston, Massachusetts, for a time, but ultimately decided to pursue an acting career. Eventually, he moved to Los Angeles, California, acquiring a role in the 1997 action film Speed 2: Cruise Control and has been an actor ever since.

He made his feature film debut in Traffic, and then appeared in the 2001 film Black Hawk Down. It was here that he met Jerry Bruckheimer, leading to him being offered a role in Without a Trace. He portrayed Danny Taylor from 2002 until 2009. This role earned him two nominations from the ALMA Award in 2008 and in 2009.

His additional film credits include a large supporting role in Miss Congeniality 2 as Jeff Foreman, How to Go Out on a Date in Queens, The Lost City, Máncora as Iñigo and LA Suite. He was also seen on the short-lived MTV soap opera "Spyder Games" in 2001 as Francisco Torres. He also appeared in the music video "Yes We Can" and in the video directed by Demi Moore "Presidential Pledge".

Ian Joseph Somerhalder (born December 8, 1978) is an American actor and model, best known for playing Boone Carlyle in the TV drama Lost and Damon Salvatore in the TV drama The Vampire Diaries.

Somerhalder was born and raised in Covington, Louisiana, the son of Edna, a massage therapist, and Robert Somerhalder, an independent building contractor. Raised Catholic, he attended St. Paul's, a private Catholic school in Covington. He embarked on a modeling career from age 10 to 13, and by the age of 17 he decided to go into acting.

In the summer of 2000, Somerhalder starred in the short-lived WB series Young Americans, a spin-off of Dawson's Creek. He played Hamilton Fleming, the son of the dean of a prestigious boarding school. In 2002, Somerhalder played bisexual character Paul Denton in Roger Avary's adaptation of Bret Easton Ellis' novel, The Rules of Attraction, alongside James Van Der Beek, Shannyn Sossamon, and Jessica Biel.

In 2004, Somerhalder scored his breakthrough role when he played Boone Carlyle in the hit TV show Lost. Despite his character's death in the twentieth episode of the first season, Somerhalder returned to the role of Boone for seven more episodes between 2005 and 2010, including the series finale. Somerhalder was the first actor to be cast in a role for the series and the first character to die.

Poppy Montgomery (born Poppy Petal Emma Elizabeth Deveraux Donahue; 19 June 1975) is an Australian actress. She is known for her role of Samantha Spade on Without a Trace and her current role as Det. Carrie Wells on the CBS television series Unforgettable.

Montgomery was born in Sydney, Australia, one of five daughters of Nicola (née Montgomery), an executive and market researcher, and Phil Donahue, a restauranteur. Her parents named her and her sisters (Rosie Thorn, Daisy Yellow, Lily Belle, and Marigold Sun) after flowers, and their brother after Jethro Tull.

Montgomery hated school, being expelled from six private academies before finally dropping out at age 15 to pursue stage acting and to also travel around Bali with her then-boyfriend. Montgomery emigrated to the United States at age 18, arriving in Florida to meet a boy whom she'd met when he was an exchange student. After five days, she realized "I couldn't stand him" and then took a bus to Los Angeles to pursue an acting career.

Montgomery has a son, Jackson Phillip Deveraux Montgomery Kaufman (born December 23, 2007) with actor Adam Kaufman. Kaufman and Montgomery met in 2005 while working on the movie Between and split in 2011.