Jonathan Rees (born 21 March 1968), known professionally as Greg Ellis, is an English actor who has worked in film, television, video games, and theatre.
He is known for playing Chief Engineer Olson in Star Trek (2009), Theodore Groves in Disney's Pirates of the Caribbean (2003, 2007–2011), 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 the Skylanders video game series, as well as in the series Skylanders Academy.
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Career
Film and television
In film, Ellis is known for appearing in Titanic as well as in Mr. and Mrs. Smith. He is also known for appearing in Star Trek as Chief Engineer Olsen, the original chief engineer of the Starship Enterprise. He starred in the western Forsaken.
Ellis is best known for his portrayal of Lieutenant (later Lieutenant Commander) Theodore Groves in the Pirates of the Caribbean franchise. Due to his involvement in the franchise, Ellis kept in touch with Johnny Depp, Geoffrey Rush, and Kevin McNally.
On television, Ellis joined the cast of Hawaii Five-0 in season five to play Thomas Farrow in a major recurring arc. He was also a regular on the Fox drama Touch as Trevor Wilcox and played the villainous Michael Amador in the 3rd season of the series 24. His other television credits include: Dexter, The X-Files, Magnum PI, The Riches, Bones, Alcatraz, Star Trek: Deep Space Nine, The Closer, CSI, Nip/Tuck, Perception, Knight Rider, Days of Our Lives, and Trust Me.
Voice-over
As a voice-over actor, Ellis has a career in video games and animation. His voice was featured in the PlayStation 2 games Rogue Galaxy (as Simon Wicard), Dirge of Cerberus: Final Fantasy VII (as Cait Sith), and Tomb Raider: Legend (as Alister Fletcher), as well as in Dragon Age: Origins, Dragon Age II, and Dragon Age: Inquisition (as Cullen Rutherford). His minor video game work includes voices for SOCOM II U.S. Navy SEALs, SOCOM 3 U.S. Navy SEALs, Star Wars: Knights of the Old Republic II: The Sith Lords, Tomb Raider: Underworld, and Ty the Tasmanian Tiger. He has also voiced characters in animated series such as The Grim Adventures of Billy & Mandy, Invader Zim, Batman: The Brave and the Bold, and first three series of the Ben 10 franchise. He voiced Dr. Morocco in season two of Transformers: Rescue Bots, with the character originally being voiced by Tim Curry. He has voiced Mzingo in the Disney series The Lion Guard, Jet-Vac in the Netflix animated series Skylanders Academy, and Valen Rudor in the Disney animated series Star Wars Rebels.
Ellis played Cmdr. Giles Price in the game Command & Conquer: Red Alert 3 and reprised the role in Command & Conquer: Red Alert 3 – Uprising. He reprised his role as Cait Sith in the English version of the CGI film Final Fantasy VII: Advent Children. He voiced Garmund in the Robert Zemeckis animated film Beowulf. Ellis originally started in musicals and originated the role of Rusty in Starlight Express at the Apollo Victoria Theatre and was the alternate Chris in the original cast of Miss Saigon at the Theatre Royal, Drury Lane. He also appears on the cast recording of the new Starlight Express. He released a single from the show, "Next Time You Fall in Love."
His most recent work is the 2023 video game Hogwarts Legacy, as Albie Weekes and Timothy Teasdale.
Author
Ellis authored a 2021 book titled The Respondent: Exposing the Cartel of Family Law, which presents a first-person account of family breakdown and examines social, political, and legal factors related to what he describes as a national health issue.
