Vin Diesel plays Dominic Toretto in Fast X, where he is living a quiet family life with Letty and their young son when a job in Rome pulls the crew back in. Diesel also works behind the camera as one of the film's producers, according to The Numbers. When Jason Momoa entered talks in January 2022, TheWrap reported that Diesel was producing alongside Justin Lin, who was then still set to direct.
Michelle Rodriguez plays Letty, Dom's partner, in Fast X, and Letty is at home with him and their son when the story opens. The A.V. Club traces her run back to the first film in the saga, and TheWrap listed her among the returning cast in January 2022. She also appeared in the May 2022 Instagram video in which Vin Diesel welcomed Rita Moreno to the film.
Tyrese Gibson plays Roman in Fast X, one of the crew sent to Rome on a job that turns out to be a trap. The A.V. Club notes that Gibson debuted as Roman in 2 Fast 2 Furious (2003), directed by John Singleton, and became a regular again from Fast Five (2011) onward. TheWrap named him among the returning cast in January 2022.
Ludacris plays Tej in Fast X, traveling to Rome with Roman, Han and Ramsey for the Agency job that turns out to be fake. TheWrap named him among the returning cast in its January 2022 report on Jason Momoa, and the A.V. Club pointed to his rocket car run with Roman in F9 (2021), directed by Justin Lin, as his previous outing.
John Cena plays Jakob, the brother of Dom and Mia, in Fast X. The A.V. Club notes that Cena debuted as Jakob in F9 (2021), directed by Justin Lin, where he fought his siblings before going into hiding. Moviefone still listed his return as unconfirmed in May 2022, and the final TMDB credits bill him fifth.
Nathalie Emmanuel plays Ramsey in Fast X, joining Roman, Tej and Han on the job in Rome. The A.V. Club traces her first appearance to Furious 7 (2015), directed by James Wan, where Ramsey is introduced as the creator of the God's Eye. Moviefone listed Emmanuel among the returning core cast in May 2022.
Jordana Brewster plays Mia, Dom's sister, in Fast X. The A.V. Club notes that the character has been part of the series since The Fast and the Furious (2001), directed by Rob Cohen. Moviefone listed Brewster among the returning core cast in May 2022, when the production was bringing back actors from earlier films and Louis Leterrier had just taken over as director.
Sung Kang plays Han in Fast X, going to Rome with the crew on the job that turns out to be a setup. The A.V. Club notes that Han was introduced in The Fast and the Furious: Tokyo Drift (2006), directed by Justin Lin, and later came back after faking his death. TheWrap named Kang among the returning cast in January 2022.
Jason Momoa plays Dante in Fast X, the son of the drug lord Hernan Reyes, and Dante hunts Dom's family for revenge. TheWrap reported on January 28, 2022, that Momoa was in talks to join the tenth film and could play one of its villains, adding that The Hollywood Reporter was first with the news. The A.V. Club links Dante's backstory to Fast Five (2011) through his father.
Scott Eastwood as Little Nobody
Scott Eastwood plays Little Nobody in Fast X, the government agent introduced as the junior partner of Mr. Nobody. Moviefone reported his return in May 2022, describing his earlier part as a rule following agent who worked alongside Kurt Russell's Mr. Nobody in The Fate of the Furious (2017), directed by F. Gary Gray.
Daniela Melchior as Isabel
Daniela Melchior plays Isabel in Fast X, a character who is new to the saga. TheWrap reported as an exclusive that the Portuguese actress was in talks to join, noting her breakout role as Ratcatcher 2 in The Suicide Squad. By May 2022, Moviefone listed her among the new faces alongside Jason Momoa, Alan Ritchson and Brie Larson, with all of their roles still undisclosed.
Alan Ritchson as Aimes
Alan Ritchson plays Aimes in Fast X, which is his first film in the saga. TheWrap reported on May 13, 2022, that the Reacher star was in talks to join, crediting Deadline with the first report. That news arrived just as Louis Leterrier was set to replace Justin Lin as director, while production had only recently begun.