A group of teenagers end up at World's End, a "military research facility". Why are they there? What secrets lie beneath the castle? A rollercoaster of a journey takes them to an unpalatable truth.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Cold Welcome | 2015-03-26 | 15 min |
| Season 1 | Episode 2 | Careful What You Wish For | 2015-03-26 | 15 min |
| Season 1 | Episode 3 | Intruder Proof | 2015-03-31 | 15 min |
| Season 1 | Episode 4 | Freedom | 2015-04-01 | 15 min |
| Season 1 | Episode 5 | Disappearances | 2015-04-02 | 15 min |
| Season 1 | Episode 6 | Surprises | 2015-04-02 | 15 min |
| Season 1 | Episode 7 | Foraging About | 2015-04-06 | 15 min |
| Season 1 | Episode 8 | Going Nowhere | 2015-04-07 | 15 min |
| Season 1 | Episode 9 | Not Everyone's Version of Normal | 2015-04-08 | 15 min |
| Season 1 | Episode 10 | Happy Families | 2015-04-09 | 15 min |
| Season 1 | Episode 11 | Seeing Doppel | 2015-04-09 | 15 min |
| Season 1 | Episode 12 | Leave It Alone - Bad! | 2015-04-13 | 15 min |
| Season 1 | Episode 13 | Mirror Matter | 2015-04-14 | 15 min |
| Season 1 | Episode 14 | Double Trouble | 2015-04-15 | 15 min |
| Season 1 | Episode 15 | Same Worlds Meet | 2015-04-16 | 15 min |
| Season 1 | Episode 16 | Trust Someone! | 2015-04-16 | 15 min |
| Season 1 | Episode 17 | Undercover of Night | 2015-04-20 | 15 min |
| Season 1 | Episode 18 | Vital Goings On | 2015-04-21 | 15 min |
| Season 1 | Episode 19 | Guardians | 2015-04-22 | 15 min |
| Season 1 | Episode 20 | The Switch | 2015-04-23 | 15 min |
| Season 1 | Episode 21 | The Summoning | 2015-04-23 | 15 min |
| Season 1 | Episode 22 | The Origin | 2015-04-27 | 15 min |
| Season 1 | Episode 23 | Divided We Stand | 2015-04-28 | 15 min |
| Season 1 | Episode 24 | Proof? | 2015-04-29 | 15 min |
| Season 1 | Episode 25 | Stealing Time | 2015-04-30 | 15 min |
| Season 1 | Episode 26 | Prophecy | 2015-04-30 | 15 min |
| Season 1 | Episode 27 | A is for Apocalypse | 2015-05-04 | 15 min |
| Season 1 | Episode 28 | Truth… and Lies | 2015-05-05 | 15 min |
| Season 1 | Episode 29 | Reality Bites | 2015-05-06 | 15 min |
| Season 1 | Episode 30 | Unhuman Behaviour | 2015-05-07 | 15 min |
| Season 1 | Episode 31 | Keep Your Enemies Close | 2015-05-07 | 15 min |
| Season 1 | Episode 32 | Eight Hours to Impact | 2015-05-11 | 15 min |
| Season 1 | Episode 33 | Desperate Times, Desperate Measures | 2015-04-30 | 15 min |
| Season 1 | Episode 34 | Hope | 2015-05-13 | 15 min |
| Season 1 | Episode 35 | Beyond Hope | 2015-05-14 | 15 min |
| Season 1 | Episode 36 | World's End | 2015-05-14 | 15 min |
| Production | Sarah Muller | Development Manager |
| Production | Danny Spring | Consulting Producer |
| Production | Diane Whitley | Consulting Producer |
| Production | Kathryn Pugsley | Associate Producer |
| Writing | Cathianne Hall | Story Editor |
| Directing | Tina Kirk | Script Supervisor |
| Production | Tim Kayll | Unit Manager |
| Production | Katie Kearney | Production Coordinator |
| Production | Kelly Johns | Production Secretary |
| Production | Kerry Abbott | Production Runner |
| Directing | Ben Szoradi | Assistant Director |
| Directing | Harrison Hoare | Assistant Director |
| Crew | Jennifer Kavanagh | Floor Runner |
| Production | Lacey Roberts | Production Accountant |
| Production | Elizabeth Morana | Production Accountant |
| Production | Bryony Dale | Location Assistant |
| Camera | Kevin Boyle | Camera Operator |
| Camera | Richard Lawson | Focus Puller |
| Camera | Simon Ospina | Focus Puller |
| Camera | Stephen Avision | Grip |
| Camera | Phil Lake | Assistant Grip |
| Camera | Arron Monkman | Assistant Camera |
| Camera | Amber Osbourne | Camera Trainee |
| Sound | Ashoke Gosh | Boom Operator |
| Sound | Ian Whitehead | Boom Operator |
| Lighting | Christopher Jones | Gaffer |
| Camera | David Keogh | Best Boy Grip |
| Sound | Christopher Young | Sound |
| Art | Tony Henshaw | Prop Designer |
| Production | Ron Pritchard | Production Accountant |
| Art | Rachel Jones | Standby Art Director |
| Art | Gerard Henshaw | Standby Property Master |
| Art | Vincent Henshaw | Props |
| Art | Paul Mitchell | Dressing Prop |
| Art | James Henshaw | Dressing Prop |
| Art | Pete Holden | Construction Manager |
| Art | Dion Banner | Painter |
| Art | Jamie Salmon | Graphic Designer |
| Crew | Jon Monkes | Driver |
| Crew | Andy Wilson | Driver |
| Costume & Make-Up | Carli Mather | Makeup Supervisor |
| Costume & Make-Up | Michael Bryant | Makeup Artist |
| Costume & Make-Up | Jo Tudda | Makeup Trainee |
| Costume & Make-Up | Pam Stewart | Costume Supervisor |
| Costume & Make-Up | Amy Stokied | Costume Standby |
| Costume & Make-Up | Bessie Williams | Costume Standby |
| Costume & Make-Up | Abbie Dixon | Costume Mistress |
| Production | Georgia Horton | Post Production Coordinator |
| Editing | Nick Bryan | Assistant Editor |
| Editing | Sion Roberts | Online Editor |
| Editing | Trevor Brown | Colorist |
| Editing | Heidi Stiene | Editor |
| Crew | Richard Lee | Mixing Engineer |
| Art | The Den | Title Designer |
| Visual Effects | Space Digital | Visual Effects |
| Art | Redfrog | Graphic Designer |
| Production | Michelle Smith | Casting Director |
| Production | Ian Galley | Location Manager |
| Sound | Mark Atkinson | Sound Recordist |
| Sound | Adrian Burch | Music |
| Directing | Simon Turner | Assistant Director |
| Costume & Make-Up | Jo Adams | Makeup Designer |
| Costume & Make-Up | Darren Finch | Costume Designer |
| Editing | John Parker | Editor |
| Production | Paul Rowan | Production Designer |
| Camera | Andy Hibbert | Director of Photography |
| Production | Mark Delvin | Line Producer |
| Production | Lynne Mariott | Production Executive |
| Crew | David Noble | Dramaturgy |