Marcus earned a BFA in Theatre Arts from Point Park Conservatory in Pittsburgh , PA. Since then, he has had the opportunity to work at The Walnut Street Theater, The Pittsburgh Public Theater, Pittsburgh Civic Light Opera, Sacramento Music Circus and many others. His work as the title role in Adam Guettel and Tina Landau’s Floyd Collins and as Gordon Schwinn in William Finn’s A New Brain earned him accolades in the Pittsburgh Post-Gazette for “One of the Year’s Best Performances” of 2002 and 2003, respectively. Other major roles to date, include Sparky in the Civic Light Opera’s long running production of Forever Plaid, and Mandy Patinkin, Harvey Fierstien, Colm Wilkinson and many others in Forbidden Broadway. Marcus has taught musical theater at Point Park Conservatory and has taught and directed many high school and college students at Upper Darby Summer Stage for the past 15 years.

As a writer, Marcus is a member of the BMI Lehman Engel Musical Theater Workshop and is the recipient of the 2005 Richard Rodgers Award for his musical Red, co-written with composer/lyricist Brian Lowdermilk. Red was also a finalist in the Eugene O’Neill Festival for New Musicals and for the TAMS New Voices Prize. Marcus has also written the book and lyrics to Elliot and the Magic Bed, originally commissioned by The Upper Darby Performing Arts Center, and Eastburn Avenue, which had its world premiere with the Pittsburgh Playhouse Rep. Company in May of 2008. Marcus is currently writing Yo, Vikings! with BMI composer Sam Willmott.