Cast: Ciarán McMenamin (Matt Anderson), Andrew-Lee Potts (Connor Temple), Hannah Spearritt (Abby Maitland), Ben Miller (James Lester), Alexander Siddig (Philip Burton), Ben Mansfield (Captain Becker), Ruth Kearney (Jess Parker), Janice Byrne (April Leonard), Lucy Vigne Welsh (Miss Reece), Patrick Murray (Anthony)
Written By: Chris Lang
Directed By: Mark Everest
Ep: 32
Episode 2
Cast: Ciarán McMenamin (Matt Anderson), Andrew-Lee Potts (Connor Temple), Hannah Spearritt (Abby Maitland), Ben Miller (James Lester), Ruth Kearney (Jess Parker), Bosco Hogan (Admiral Marston), Allen Leech (Officer Sam Leonard), Tom O'Súilleabháin (Captain Marcus Yates), Sam Peter Corry (Submariner)
Written By: Steve Bailie
Directed By: Robert Quinn
Ep: 33
Episode 3
Cast: Ciarán McMenamin (Matt Anderson), Andrew-Lee Potts (Connor Temple), Hannah Spearritt (Abby Maitland), Ben Mansfield (Captain Becker), Ruth Kearney (Jess Parker), Ruth Bradley (Emily Merchant), Stephen Hogan (Lord Henry Merchant), Janice Byrne (April Leonard), Tom Maguire (Dr. Webster), Phil Deguara (Local Man), John Paul De Jonge (Puppeteer)