Wanneer leerlingen op hun middelbare school op onverklaarbare wijze beginnen te ontploffen (letterlijk), vechten de senioren Mara en Dylan om te overleven in een wereld waar elk moment hun laatste kan zijn.
Nee, helaas is Spontaneous nog niet beschikbaar op Netflix in Nederland.
| Sound | Joseph Trapanese | Music |
| Directing | Quincy Wheeler | First Assistant Director |
| Directing | Joecy Shepherd | Script Supervisor |
| Production | Aaron Starmer | Executive Producer |
| Production | Chris Foss | Line Producer |
| Crew | Heidi Ford | Stunt Double |
| Sound | Lindsay Wolfington | Music Supervisor |
| Crew | Becky Ferguson | Stunt Double |
| Crew | Kory Grim | Stunts |
| Art | Daryl Stapleton | Set Dresser |
| Costume & Make-Up | Maxe Roberts | Costumer |
| Camera | Tim Spencer | First Assistant "B" Camera |
| Camera | Refah Mahmood | Camera Loader |
| Crew | Zandara Kennedy | Stunt Driver |
| Crew | Jodi Stecyk | Stunt Coordinator |
| Art | Travis Belyea | Assistant Property Master |
| Costume & Make-Up | Sean White | Costumer |
| Camera | Bob Findlay | Camera Operator |
| Camera | Vince Phillips | Key Grip |
| Art | Joanne Totten | Graphic Designer |
| Lighting | Jeff Hall | Rigging Gaffer |
| Art | Donna Smith | Property Master |
| Lighting | Terry Graham | Best Boy Electric |
| Camera | Charles Koetke | Grip |
| Production | Max Scholnick | Associate Producer |
| Art | Odete Passingham | Set Decorating Coordinator |
| Art | Linda Giannini | Set Dresser |
| Camera | Harvey LaRocque | Camera Operator |
| Camera | Kelly McClaughlin | Second Assistant Camera |
| Art | Keely Wood | Lead Set Dresser |
| Camera | Denis Gutierrez-Ogrinc | Grip |
| Art | Carole Alexander | Assistant Set Decoration |
| Art | Meghan Collins | Art Department Coordinator |
| Costume & Make-Up | Phuong Chau | Truck Supervisor |
| Camera | Polly Pierce | Second Assistant Camera |
| Art | Christopher Pottruff | Set Dresser |
| Camera | Jeremy Lundstrom | First Assistant "C" Camera |
| Camera | Robert L. O'Hara | Dolly Grip |
| Production | Tracey Nomura | Unit Production Manager |
| Costume & Make-Up | Danielle White | Costume Set Supervisor |
| Crew | Dominador Peralta | Generator Operator |
| Camera | Adam Uttley | Best Boy Grip |
| Camera | Aaron Morton | Camera Operator |
| Lighting | Tracey Chapman | Gaffer |
| Art | Bobbi Allyn | Set Decoration |
| Camera | Harold Bernard | First Assistant "A" Camera |
| Camera | Edith Cheng | Second Assistant Camera |
| Art | Dan Mansell | Set Dresser |
| Art | David Pazdera | Props |
| Directing | David Heimbecker | Second Assistant Director |
| Production | Matthew Signer | Executive Producer |
| Lighting | Gareth Farfan | Rigging Grip |
| Costume & Make-Up | Cindy Barlow | Makeup Department Head |
| Sound | Eric Lamontagne | Production Sound Mixer |
| Sound | Madison Penland | Sound Assistant |
| Production | Audrey Mentz | Assistant Production Coordinator |
| Production | Mike McAree | Assistant Location Manager |
| Production | Shawn Flynn | Location Manager |
| Costume & Make-Up | Cara Doell | Hairstylist |
| Costume & Make-Up | Brendan Mainusch | Makeup Artist |
| Costume & Make-Up | Nikita L. Pennock | Makeup Artist |
| Costume & Make-Up | Frannie Smith | Hairstylist |
| Production | Marianne Sorensen | Payroll Accountant |
| Sound | Jarret Read | Boom Operator |
| Directing | Benjamin Gardere | Third Assistant Director |
| Costume & Make-Up | Gerald Gibbons | Hair Department Head |
| Sound | Ian Robinson | Boom Operator |
| Production | Sean Seguin | Production Accountant |
| Production | Cathy Landry | First Assistant Accountant |
| Production | Melyssa Rose | Production Coordinator |
| Production | Jason Troy | Post Production Coordinator |
| Production | Brittany A. Jones | Casting Associate |
| Editing | Sam Sher | Assistant Editor |
| Art | Billie-Jo Thomson | Paint Coordinator |
| Editing | Ramin Taheri | Assistant Editor |
| Art | Theron Layne | Construction Foreman |
| Crew | Brandon Foxgord | Carpenter |
| Art | Dylan Dowd | Greensman |
| Production | Megan Bayliss | Casting Assistant |
| Crew | Ron Gavin | Transportation Coordinator |
| Sound | Dean Menta | Music Editor |
| Sound | David Barber | Supervising Sound Editor |
| Editing | Judd H. Maslansky | Assistant Editor |
| Sound | Michael Kreple | Sound Re-Recording Mixer |
| Editing | Scott Pelley | Assistant Editor |
| Editing | Aaron Ruby | Assistant Editor |
| Sound | Gonzalo 'Bino' Espinoza | Foley Artist |
| Editing | Tim Stipan | Colorist |
| Art | Rob Maier | Construction Coordinator |
| Crew | Jessica Bowser Fischer | Post Production Supervisor |
| Production | Martina Smyth | Casting Associate |
| Production | Sara Brown | Extras Casting |
| Crew | Darren Marcoux | Special Effects Coordinator |
| Crew | Dave Kennedy | Transportation Captain |
| Editing | Rafael Baez Jr. | Assistant Editor |
| Visual Effects | Lauren Aspden | Visual Effects Coordinator |
| Production | Chrystle Rose | Assistant Production Coordinator |
| Crew | Thomas Markley | Carpenter |
| Sound | Jonathan Schultz | Music Editor |
| Sound | David Barber | Dialogue Editor |
| Camera | Dan Power | Still Photographer |
| Sound | David Kitchens | Sound Supervisor |
| Crew | Thelma Quinn | Scenic Artist |
| Sound | Michael Kreple | ADR Supervisor |
| Editing | Moises Cruz | Digital Intermediate Producer |
| Visual Effects | Michelle Kee | Visual Effects Producer |
| Visual Effects | Chris Van Dyck | Visual Effects Supervisor |
| Sound | Ben Zarai | Sound Designer |
| Sound | Michael Kreple | Supervising Sound Editor |
| Visual Effects | Timothy Montoya | Visual Effects Supervisor |
| Crew | Danny Hospes | Stunts |
| Production | Scott Levine | Executive Producer |
| Camera | Aaron Morton | Director of Photography |
| Production | Melissa Klein | Associate Producer |
| Editing | Steve Edwards | Editor |
| Costume & Make-Up | Sekyiwa Wi-Afedzi | Costume Design |
| Writing | Aaron Starmer | Novel |
| Production | Brian Duffield | Producer |
| Production | Nicki Cortese | Producer |
| Production | Max Siemers | Executive Producer |
| Costume & Make-Up | Brooke Wilcox | Costume Design |
| Production | Matt Kaplan | Producer |
| Writing | Brian Duffield | Adaptation |
| Production | Pamela J. Keller | Executive In Charge Of Production |
| Production | Jenny Jue | Casting |
| Art | Chris August | Production Design |
| Production | Jordan Levin | Producer |
| Production | Chris Foss | Co-Producer |
| Production | Max Scholnick | Co-Producer |
| Art | Cheryl Marion | Art Direction |
| Production | Marc Bienstock | Executive Producer |
| Production | Don Dunn | Executive Producer |
| Production | Brett Bouttier | Executive Producer |
| Writing | Brian Duffield | Screenplay |
| Directing | Brian Duffield | Director |
