Filmed one scene for House on Haunted Hill (1999), but it was cut from the theatrical release. The scene is featured on the DVD's deleted scenes section.

Mark is a member of Sigma Phi Epsilon Fraternity Wake Forest University '94

Apart from acting, he coaches the basketball team of a private all-girls Catholic high school in Los Angeles, California.

Named #6 of the Top Ten Sexiest Men of the "Buffy the Vampire Slayer" (1997)/"Angel" (1999) universe in a fan poll by the Buffy the Vampire Slayer fanzine (2004).

Apart from acting, he coaches the basketball team of a private all-girls Catholic high school in Los Angeles, California

Played shooting guard and small forward for the Wake Forest Demon Deacons from 1990-1994 and started alongside Tim Duncan. He had a career total of 387 points, 187 rebounds, and 114 assists in 89 games played.

Marc has worked with both Freddie Prinze Jr. and Sarah Michelle Gellar

Marc`s character on Buffy the Vampire Slayer, Riley Finn, dated Buffy starting in in the fourth season and then left her in the fifth. He was viewed by many as a replacement for David Boreanaz` character, Angel, who had moved to his own series, Angel. This made him very unpopular with a vocal portion of the viewing audience, a fact which may have helped to cause his departure from the show in the next season

Marc came back in the 6th season of Buffy the Vampire Slayer for closure to his character

Marc made $15,000 per episode on Buffy the Vampire Slayer.

Marc is a member of Sigma Phi Epsilon Fraternity Wake Forest University `94

Marc filmed one scene for House on Haunted Hill in 1999, which was cut from the theatrical release. The scene can be found on the DVD`s deleted scenes section

In 2004, Marc was named #6 of the Top Ten Sexiest Men of the Buffy the Vampire Slayer universe in a fan poll by the Buffy the Vampire Slayer fanzine.

Marc was dating Gilmore Girls actress Lauren Graham(2005)

Marc`s acting break came when the producers of Eddie (1996) needed a baby-faced kid that could play basketball

Marc has worked with Buffy the Vampire Slayer co star Danny Strong in the movie Pleasantville

Marc is 6`2.

Marc was the star center on the Girard High Basketball Team

Marc played basketball for the Wake Forest Demon Deacons at Wake Forest University from 1990 through 1994, the year he graduated

Marc has played on the same court as basketball player Tim Duncan

Marc plays Christopher in the movie After Sex which is in post production

Marc shares his birthday with actress Amanda Peet

Marc has played in Europe for the Manchester Giants

Marc left Buffy The Vampire Slayer because he wanted to go on to movies and because Joss Whedon didnt want Buffy to have another boyfriend

Marc is sometimes credited as Marcus P. Blucas

Marc`s chinese zodiac is the Pig and his astrological sign is the Capricorn.

Marc`s mother is Mary Blucas and he has one sibling

One of Marc`s parents is a school superintendent and the other is an education administrator

Marc has appeared in movies like Jay And Silent Bob Strike Back, We Were Soldiers as Neil Cotton, Summer Catch as Miles Dalrymple, They, as Paul Loomis, View from the Top as Tommy Boulay, The Alamo as James Bonham, First Daughter as James Lansome, and Inflammable

Marc plays Jarrett in Animals which is in post production