Writer/Showrunner for Television and Film

James is currently showrunning original live-action series Nautilus for Disney+. Produced by Moonriver TV and Seven stories, the show is based on the Jules Verne’s classic novel 20,000 Leagues Under The Sea, is a ten-part adventure series about the origin story of Verne’s most iconic character, Captain Nemo, and his famous submarine, The Nautilus.

He was showrunner on multiple seasons of Medici: Masters of Florence for Lux Vide and Netflix. He was lead writer and executive producer on Beowulf, a thirteen-part series for ITV Studios. He has recently worked on multiple projects with Sid Gentle Films, Red Planet Pictures and Big Light Productions.

Previously James was lead writer and co-executive producer on seasons 4 and 5 of Strike Back for Sky, HBO and Cinemax and he returns as writer on the upcoming eigth season. He has worked on a number of successful series including Sinbad, a thirteen-part Sky series about the 8th Century hero, The Musketeers, Spooks, and ITV's The Fixer

In film, James wrote Outcast, an American Chinese co-production set in China during the time of the Qin Dynasty, starring Nicholas Cage and Hayden Christensen.



Writer & Executive Producer 

Producer Xavier Marchand & Anand Tucker
Moonriver Content / 7 Stories for Disney +
Producer Stephen Smallwood
Director Multiple Directors
  • Joanne Whalley
  • William Hurt
  • Ed Speleers
  • Retelling of the classic Old English tale about the heroic Beowulf who battles the dragon Grendel.

    ITV Studios for ITV
    Creator Chris Ryan
    Director Julian Holmes
  • Philip Winchester
  • Sullivan Stapleton
  • Michelle Lukes
  • James Dormer showruns latest series of HBO Cinemax/Leftbank's prime-time drama series which focuses on two members of a top-secret intelligence agency known as Section 20.
    Left Bank Pictures for HBO Cinemax, Sky 1
    Creator Chris Ryan
    Producer Michael Casey & Chris Thompson
    Director Michael J Bassett
  • Philip Winchester
  • Sullivan Stapleton
  • Robson Green
  • James co-execed and wrote on series 4 of the HBO Cinemax/Left Bank Pictures action thriller. 'Section 20', a secretive unit of British military intelligence, conduct high risk missions across the world.

    Left Bank Pictures for HBO Cinemax, Sky 1


  • Patrick Dempsey
  • Damien Lewis
  • Lux Vide for SKY Atlantic, The CW
    Left Bank Pictures
    Creator Chris Ryan
    Left Bank Pictures for HBO Cinemax, Sky 1
    Creator Nicholas Meyer / Frank Spotnitz

    A political family drama set in Florence in the early 15th century. Cosimo de Medici finds himself at the helm of his banking dynasty when his father, Giovanni, dies suddenly.

    Lux Vide for Netflix
    Creator Chris Ryan
    Director Paul Wilmshurst
  • Philip Winchester
  • Sullivan Stapleton
  • Rhona Mitra
  • Cinemax's first scripted prime-time original drama series, focuses on two members of a top-secret intelligence agency known as Section 20.
    Left Bank Pictures for Sky1
    Creator Adrian Hodges
    Producer Jess Pope (Exec. producer)
    Director Saul Metzstein
  • Howard Charles
  • Tom Burke
  • Luke Pasqualino
  • Peter Capaldi
  • Inspired by the classic swawsh-buckling novel, the 10 part BBC adaptation sees Aramis, Porthos and Athos embarking on new adventures in a gritty portrayal of 17th Century France. Starring Peter Capaldi, Luke Pasqualino, Howard Charles, Santiago Cabrera & Alexandra Dowling.
    In House BBC for BBC One
    3 x 60'
  • Elliot Knight
  • Marama Corlett
  • Elliot Cowan
  • Junix Inocian
  • Dimitri Leonidas
  • James wrote three episodes of the thirteen part series following the adventures of Sinbad
    Impossible Pictures for Sky One
    In development
    1 x 60'
    Producer Chris Fry
    Director Ed Hall
  • Sagar Arya
  • Ashley Kumar
  • Paul Sharma
  • Peter Firth
  • An episode of season 8 of the award winning BBC1 spy drama Spooks.

    Kudos Film and Television for BBC
    The Fixer
    1 x 60'
    Producer Faith Penhale
    Director Paul Whittington
  • Andrew Buchan
  • Elliot Cowan
  • Jody Latham
  • Peter Mullen
  • Prime time ITV series about hit man, John Mercer
    Kudos Film and Television for ITV
    BBC drama commission for an evening play



    Adaptation of the novel Until She Sleeps by Tim Lebbon, US set teen horror
    Commissioned by The Mob
    in development
    Producer Jeremy Bolt & George Mizen
    Director Nick Powell
  • Nicholas Cage
  • Hayden Christensen
  • Original feature, an action romance set in medieval China.

    Notorious Films
    Producer Alex Boden & George Mizen
    Director Susan Jacobson
  • David Bradley
  • Georgis Groome
  • Vincent Regan
  • Terry Stone
  • Original feature thriller set on a remote farm in the Peak District directed by Susan Jacobson
    Pistachio Pictures
    Director Justin Chadwick
    Feature adaptation of the novel by Candanian author Andrew Pyper
    Brilliant Films & Cowboy Films
    In development