Greg Ellis (born 21 March 1968) is an English actor who has worked in film, television, video games, and theater. He is, among other roles, known for playing Chief Engineer Olson in Star Trek (2009), Groves in Pirates of the Caribbean: At World's End (2007), and Trevor Wilcox in Touch (2013), as well as voice roles such as Anders in Dragon Age: Origins – Awakening (2010), Cullen in multiple Dragon Age games, and Jet-Vac in Skylanders Academy (2016–2018). Greg was also known for his role as Hermes in God of War II and God of War III.

Greg's voice and likeness was used for his role as Hermes in God of War II and God of War III.