Biography
Greyston Holt, also credited as Greyston Stefancsik, is a Canadian actor born on 30 September 1985 in Calgary, Alberta. He moved to Vancouver after high school to pursue an acting career and made his screen debut in the mid-2000s.
He is known for recurring roles as Ray Prager Jr. in the series Durham County (2007–2010) and as Clayton Danvers in Bitten (2014), both of which earned him Leo Award nominations. His other television credits include guest appearances in Smallville (2001), Supernatural (2005), Fringe (2008), Stargate Universe (2009) and Once Upon a Time (2011), as well as recurring parts in Riverdale (2017) as Glen Scot and The Night Agent (2023) as Paulo. In 2026 he played Detective Hudson Riley in the series Neagley.
