Marcus was born and raised in Hong Kong. After law school, he practiced real estate financing law for nearly a decade before moving to pursue an MFA in film directing at UCLA. He graduated in spring 2016.

He has written, directed, produced and edited a number of short films that have been screened at film festivals around the world, including Academy Award qualifying festivals such as LA Film Festival, LA Shorts Fest and Hollyshorts Film Festival. His UCLA thesis is executive produced by James Franco and features Academy Award winner Whoopi Goldberg.

He has been honored with a number of awards during his time at UCLA. Following graduation he has continued to develop his own projects and also took part in Francis Ford Coppola's experimental project "Distant Vision".

Apart from writing and directing, Marcus also works extensively as a film editor. He has also edited web content for companies including Cirque du Soleil, Funko, Microsoft and Blizzard Entertainment. Marcus is Avid certified and also works with Adobe Premiere.

In 2016, he was selected to join BAFTA LA's Newcomers Program, an initiative by BAFTA to help promising British nationals fully realize their potential in the industry.