James Gaylyn (born January 9, 1954, Louisville, Kentucky) is an American actor and musician based in New Zealand. He is best known internationally for his work on the Power Rangers franchise, where he voiced Zeltrax in Power Rangers Dino Thunder (2004) and played Colonel Mason Truman in Power Rangers RPM (2009). His career has also included Avatar (2009), X (2022), and the Netflix series Cowboy Bebop (2021). His filmography includes: The World's Fastest Indian (2005) (Carlo Rotsching, Shane O'Sullivan); Bridge to Terabithia (2007) (Josh Hutcherson, AnnaSophia Robb); Avatar (2009) (Zoe Saldaña, Sam Worthington); Mr. Pip (2012) (Ewan McGregor, Samantha Barks); The Meg (2018) (Jason Statham, Ruby Rose); X (2022) (Mia Goth, Jenna Ortega); Heart Eyes (2025) (Owen Joyner, Aubrey Plaza); M3GAN 2.0 (2025) (Violet McGraw, Allison Williams). TV: The Pacific (2010), Ash vs Evil Dead (2015–2018), Sweet Tooth (2021–2024), Power Rangers Beast Morphers (2020).