Below is a list of characters in the scifi television series FlashForward.
FlashForward began with nine star billed roles. From episode six on, Dominic Monaghan is billed as a regular cast member.
- FBI Special Agent Mark Benford (Joseph Fiennes) — A brooding and introverted agent at the local FBI office in Los Angeles, Mark's flashforward guides the investigation of the events of October 6. The husband of Olivia Benford and father of Charlie Benford, he is a recovering alcoholic. In his flashforward, he sees himself working on the Mosaic investigation when armed masked men enter his office. He also sees himself drinking, which he tries to hide from his wife. In the final episode, It is unknown if Mark survived the building explosion. As of season 1, Mark has appeared in all 22 episodes.
- FBI Special Agent Demetri Fordis Noh (John Cho) — Mark Benford’s hot-blooded and impulsive partner at the FBI. He had no flashforward and fears that means he will die, especially after he receives a phone call telling him that he will be murdered on March 15, 2010. His best friend is Janis Hawk, a fellow FBI Agent who went to school with him. Demetri eventually sleeps with Janis in order to help her conceive a baby, even though he is engaged to Zoey, a lawyer who believed her flashforward was about their wedding until she realized it was possibly his funeral. Upon finding this out, Zoey dumps Demetri. Demetri survives March 15, the date he was supposed to have been killed, thanks to Mark. As of season 1, Demetri has appeared in all 22 episodes.
- FBI Assistant Director Stanford Wedeck (Courtney B. Vance) — Head of the FBI Los Angeles field office. He oversees Mark Benford's team and the October 6 investigation. His flashforward shows him on a toilet reading a newspaper. As of season 1, Stan has appeared in all 22 episodes
- Dr. Olivia Benford (Sonya Walger) — Mark's wife and a successful surgeon at a major hospital. She supervises Dr. Bryce Varley. In her flashforward, she is romantically involved with Dr. Lloyd Simcoe, although she had never met him before the blackout. They meet when she treats his autistic son, Dylan. As of season 1, Olivia has appeared in 21 episodes.
- FBI Special Agent Janis Hawk (Christine Woods) — Works at the Los Angeles field office as part of Mark Benford's team. In her vision she was four months pregnant and having a sonogram, which she finds hard to believe because she is single and a lesbian. She is in charge of watching over Simon later in the series. In Queen Sacrifice, it was revealed that she is a mole reporting to those responsible for the blackout. In Goodbye Yellow Brick Road, we find out she is actually a double agent for the FBI and CIA at Agent Vogel's request. As of season 1, Janis has appeared in 19 episodes.
- Dr. Lloyd Simcoe (Jack Davenport) — An academic at Stanford. Lloyd's estranged wife and mother of his son died during the blackout. He has a son with autism, Dylan, who knows all about Olivia and whom Charlie mysteriously recognizes. His research partner is Simon Campos, and Lloyd comes to believe that they are responsible for the blackout but, according to Simon's Uncle Teddy, they only amplified it, causing it to affect the whole world. He is kind-hearted and always tries to do the right thing. As of season 1, Lloyd has appeared in 17 episodes.
- Dr. Bryce Varley (Zachary Knighton) — A surgical intern reporting to Dr. Olivia Benford. He was on the verge of committing suicide due to a diagnosis of stage 4 renal cell carcinoma (kidney cancer) when the blackout occurred. After the blackout he experiences a renewed will to live, and sees his vision as a gift. His flashforward shows him alive and well in a sushi restaurant, and meeting a pretty young Japanese woman. However, in failing to initially locate her in Japan, Bryce decides to pursue a romance with Nicole Kirby instead. In Course Correction, Bryce learns that his cancer is in remission. As of season 1, Bryce has appeared in 16 episodes.
- Nicole Kirby (Peyton List) — A 19-year-old college student and Charlie Benford's babysitter. She was a childhood friend of Aaron Stark's daughter, Tracy. Nicole's flashforward shows her being held underwater by a stranger. He is later revealed to be rescuing Nicole from drowning, rather than drowning her. She is able to speak Japanese. She befriends Bryce Varley and eventually has a romantic fling with him until she discovers Keiko Arahida is looking for him. As of season 1, Nicole has appeared in 14 episodes.
- Dr. Simon Campos (Dominic Monaghan) — A quantum physicist and research partner of Stanford academic Lloyd Simcoe, who doesn't believe he is responsible for the blackout. He told people that in his flashforward he sees himself fighting and later killing a man, which was actually a lie, as he had already killed that man. In Revelation Zero (Part 2), we find out that he is actually "Suspect Zero"; he was given a ring by the conspirators that kept him awake during the blackout. His uncle is the middle man in the deal, and Simon's younger sister is kidnapped by the people that want to control the blackouts. Simon's uncle had previously killed Simon's father, and after he also kills Simon's professor, Simon kills him. As of season 1, Simon has appeared in 15 episodes.
- Aaron Stark (Brían F. O'Byrne) — A recovering alcoholic, he is Mark Benford's AA sponsor and close friend. His daughter, Tracy, was presumed killed in action in Afghanistan, but his flashforward showed his daughter alive. In The Gift, he comes home to find Tracy in his living room. Agents of the military contractor Jericho later kidnap Tracy from his home, and in The Garden of Forking Paths, Agent Wedeck provides him assistance in getting to Afghanistan to find Tracy. As of season 1, Aaron has appeared in 17 episodes.