| After landing from a turbulent but routine flight, the crew and passengers of Montego Air Flight 828 discover five years have passed in what seemed like a few hours. As their new realities become clear, a deeper mystery unfolds and some of the returned passengers soon realize they may be meant for something greater than they ever thought possible. |
| Name | Character | Episodes |
|---|---|---|
| Melissa Roxburgh | Michaela Stone | 62 |
| Josh Dallas | Ben Stone | 62 |
| J.R. Ramirez | Jared Vasquez | 62 |
| Parveen Kaur | Saanvi Bahl | 62 |
| Luna Blaise | Olive Stone | 62 |
| Matt Long | Zeke Landon | 51 |
| Daryl Edwards | Robert Vance | 48 |
| Athena Karkanis | Grace Stone | 44 |
| Holly Taylor | Angelina Meyer | 33 |
| Ellen Tamaki | Drea Mikami | 27 |
| Ty Doran | Cal Stone | 21 |
| Jared Grimes | Adrian Shannon | 19 |
| Garrett Wareing | TJ Morrison | 18 |
| Ali Lopez-Sohaili | Eagan Tehrani | 18 |
| Malachy Cleary | Steve Stone | 14 |
| Mahira Kakkar | Dr. Aria Gupta | 12 |
| Mugga | Bethany Collins | 12 |
| Frank Deal | Capt. Bill Daly | 11 |
| Andrene Ward-Hammond | Kate Bowers | 11 |
| Nikolai Tsankov | Marko Valeriev | 10 |
| Alfredo Narciso | Captain Riojas | 9 |
| Devin Harjes | Pete Baylor | 9 |
| Elizabeth Marvel | The Major | 8 |
| Adriane Lenox | Beverly | 8 |
| Francesca Faridany | Fiona Clarke | 8 |
| Shirley Rumierk | Autumn Cox | 8 |
| James McMenamin | Jace Baylor | 7 |
| Geraldine Leer | Karen Stone | 7 |
| Sydney Morton | Alex Bates | 7 |
| Victoria Cartagena | Lourdes | 6 |
| Leah Gibson | Tamara | 6 |
| Maryann Plunkett | Priscilla Landon | 6 |
| Leajato Amara Robinson | Co-Pilot Daniel Amuta Clarke | 6 |
| Daniel Sunjata | Danny | 5 |
| Maury Ginsberg | Simon White | 5 |
| Clem Cheung | Henry Kim | 5 |
| Germar Terrell Gardner | Donovan Mitchell | 5 |
| Naaji Sky Adzimah | Polly | 5 |
| Olli Haaskivi | Isaiah | 5 |
| Heidi Armbruster | Noelle Meyer | 5 |
| Curtiss Cook | Radd Campbell | 4 |
| Andrew Sensenig | Glen | 4 |
| Jared Johnston | Quinn | 4 |
| Richard Topol | Harvey Stein | 4 |
| Marc Menchaca | James Griffin | 3 |
| Jim True-Frost | Rector Dave Hynes | 3 |
| Lou Martini Jr. | Officer Dibacco | 3 |
| Will Peltz | Levi | 3 |
| Brian Wiles | Laurence Belson | 3 |
| Ben Livingston | Kenneth Meyer | 3 |
| Eva Kaminsky | Georgia | 3 |
| Danielle Burgess | Courtney | 3 |
| Nurit Monacelli | Erika Burness | 3 |
| David Pendleton | Russ Halvorsen | 3 |
| Patrick Murney | Cody Webber | 3 |
| Hope Blackstock | Cable News Reporter | 3 |
| Sean Kaufman | Kevin | 2 |
| Michael Medeiros | Gordon Landon | 2 |
| Yasha Jackson | Suzanne Martin | 2 |
| Grace Rex | Alice Ciccone | 2 |
| Cara Ricketts | Jessica Halvorsen | 2 |
| Joel de la Fuente | Dr. Brian Cardoso | 2 |
| Philip Casnoff | Captain Ted Colvin | 2 |
| Susan Pourfar | Erika | 2 |
| Joe Urla | Patrick Taylor | 2 |
| Erika Rolfsrud | Lead Investigator | 2 |
| Kenneth Maharaj | Subject | 2 |
| Marquis Rodriguez | Aaron Glover | 2 |
| Jacqueline Torres | SP Clinician | 2 |
| Mateo Ferro | Carlos | 2 |
| Nafeesa Monroe | Librarian | 2 |
| Austin Elle Fisher | Nina | 2 |
| Juan Carlos Diaz | Crane Operator | 2 |
| Fenton Lawless | Farmer | 1 |
| Harry Sutton Jr. | Reporter | 1 |
| Aime Donna Kelly | Uniformed Cop | 1 |
| Logan Crawford | TV Commentator | 1 |
| Logan Crawford | Reporter | 1 |
| Diany Rodriguez | Detective Mendez | 1 |
| Dean Scott Vazquez | Soccer Kid | 1 |
| J.D. Williams | Walter | 1 |
| Onata Aprile | Hallie Pyler | 1 |
| Carlos Gómez | Rodolfo Vasquez | 1 |
| Bob Ari | Mr. Valero | 1 |
| Alexa Swinton | Chloe | 1 |
| William Martinez | Luis | 1 |
| Nasser Faris | Specialist Surgeon | 1 |
| Stephen Singer | Graham Carpenter | 1 |
| James Ciccone | Jimmy Carlucci | 1 |
| KeiLyn Durrel Jones | Armed Guard | 1 |
| Johnny M. Wu | Investigator Fong | 1 |
| Mark Zimmerman | DHS Director Hughes | 1 |
| Marcy Harriell | Orlena Prager | 1 |
| James Hiroyuki Liao | Rob | 1 |
| Shiloh Verrico | Sasha | 1 |
| Chastity Dotson | Investigator Blanpied | 1 |
| Shaun O'Hagan | Terry Hannity | 1 |
| Linda Powell | Admiral Willick | 1 |
| Jay Klaitz | Eddie | 1 |
| Brian Anthony Wilson | Lewis | 1 |
| Jamar Greene | Head Guard | 1 |
| Mark Kenneth Smaltz | Sgt. Roberston | 1 |
| Mark Kenneth Smaltz | Desk Sergeant | 1 |
| Denise Burse | Estelle Vance (uncredited) | 1 |
| Denise Burse | Estelle Vance | 1 |
| Elliot Villar | Ward Attwood | 1 |
| Joseph Latimore | Carl | 1 |
| Lynn Marocola | NYPD Officer (uncredited) | 1 |
| Anzu Lawson | Kimiko Mikami | 1 |
| Jake Horowitz | Blake Valero | 1 |
| Josh Philip Weinstein | Dr. Miller | 1 |
| Mark Borkowski | Tom | 1 |
| Colin Critchley | Young Zeke | 1 |
| Gary Lee Mahmoud | Dr. Ron Feldman | 1 |
| Kent Shocknek | News Commentator | 1 |
| Bruce MacVittie | Roger Mencin | 1 |
| Joe Lisi | Clerk | 1 |
| Kisha Barr | Psych Ward Nurse | 1 |
| Adam David Thompson | Patrick Daly | 1 |
| David Anthony Buglione | Wilkins | 1 |
| Jacqueline Torres | Unified Dynamics Clinician | 1 |
| Joanna Herrington | ER Doctor | 1 |
| Johnath Davis | Patient | 1 |
| Jose Guns Alves | FPS Officer | 1 |
| Delissa Reynolds | Naomi | 1 |
| Robert Eli | Jonas Hall | 1 |
| Johnnie Mae | Tarot Reader | 1 |
| Kim Rios Lin | Hospital Admin | 1 |
| Glenn Wein | Broker | 1 |
| Mandela Bellamy | Marcy | 1 |
| Lyric Hurd | Sadie | 1 |
| Susan Varon | Housekeeper | 1 |
| Kerry Flanagan | Iris | 1 |
| Jabari Gray | Diver | 1 |
| Angela Pierce | Allison | 1 |
| Annie Pisapia | Janitor | 1 |
| Mario Polit | Gil | 1 |
| Hunter Jones | Logan | 1 |
| Ricky Garcia | Bodega Owner | 1 |
| Valerie Sue Love | News Reporter | 1 |
| Thaddeus Daniels | ESU Commander McNeely | 1 |
| H. Foley | Harris | 1 |
| Anthoula Katsimatides | Coroner Jenny | 1 |
| Justiin A. Davis | Lt. Sandford | 1 |
| Curtiss Cook Jr. | Adio Campbell | 1 |
| Salem Murphy | Farnaz Tehrani | 1 |
| Stephen Cofield Jr. | Detention Center Guard | 1 |
| Ethan Herschenfeld | Pop Scientist | 1 |
| Porter Kelly | Administrator | 1 |
| Viet Vo | Uniformed Officer | 1 |
| Paul Hickert | Coast Guard Captain | 1 |
| Dani Montalvo | Student | 1 |
| Preston Christopher Lawrence | Nurse | 1 |
| Danielle Dallacco | Cheryl | 1 |
| Jade Wu | Angela Graham | 1 |
| Steve Beauchamp | Tony the Clerk | 1 |