Steven T. Seagle is a screenwriter, producer and creative consultant.
- Big Hero 6 (film based on created Big Hero 6 team and characters - credited as Man of Action)
- Marvel's Avengers Assemble (writer - 26 episodes; co-executive producer - 29 episodes)
- Ultimate Spider-Man (writer - 47 episodes; supervising producer - 26 episodes; co-executive producer - 18 episodes; executive producer - 7 episodes)
- The Avengers: Earth's Mightiest Heroes (writer - 5 episodes; creative consultant - 4 episodes)
- His other roles include being a voice actor.
- He worked on the Ben 10 franchise and a few other productions along with fellow colleague Duncan Rouleau.
- His alternate name is Man of Action.
- He was interviewed once in his career by Nicole LaPorte of 'Fast Company Magazine' (USA) on November, 7, 2014.
- He is part of the group 'Man of Action'.