Christopher Cantwell is a writer of comic books that include The Blue Flame, She Could Fly, Everything, Doctor Doom, The Mask, Iron Man, Captain America, and Star Wars: Obi-Wan. He served as an executive producer of the television adaptation of the comic book Paper Girls. Cantwell is also a writer, producer, and director of television. He is best known as one of the two co-creators of the TV series Halt and Catch Fire, for which he served as a producer, showrunner, screenwriter, and director. He also directed the 2019 film The Parts You Lose.