Scott's television credits include Cagney and Lacey, Hunter, In the Heat of the Night, Taxicab Confessions, Awkward, Kenan, Resident Alien, Rutherford Falls, 2 Broke Girls, Casual, American Woman, Netflix's Dear White People, Good Girls, and Chicago Hope for which he won the International Monitor Award. He has just finished working with Morgan Sackett, Lisa Muse Bryant and Shea Serrano on Shea's new show "Primo" for Amazon. 

Some of his feature credits include The Bucket List, The Holiday, Mulholland Drive, The Secret Life of Bees, Twilight, and Memoirs of a Geisha for which Dion Beebe was awarded the Oscar, ASC, and BSC awards for best cinematography.

Gregory has worked alongside directors such as David Lynch, Rob Reiner, Catherine Hardwicke, Rob Marshall, Michael Mann, Nancy Meyers, and Ivan Reitman. He has collaborated with accomplished cinematographers like Dean Cundey, Dion Beebe, Roger Deakins, Rachel Morrison, Shelly Johnson, Rodney Charters, Peter Deming, Gary Baum, Steve Gainer, John Lindley, Topher Osborn, Mark Irwin, Florian Ballhaus, Matt Leonetti, Robbie Greenberg, Peter Menzies, Bill Pope, David Tattersal, and Chris La Fountaine who was nominated for an Emmy for best cinematography in 2017 for 2 Broke Girls.

Prior to joining NBC Universal Studio Post, Gregory was with Warner Brothers Motion Picture Imaging where he continued his work in features, television, commercials, and music videos such as the Dimitri Vegas & Like Mike vs. David Guetta video "Complicated", which currently has over 75 million views on YouTube. Previously he held positions as senior colorist at Postworks LA, Company 3 and Technicolor Digital Intermediates.