- Katerina Kavkazska
- production assistant (4 episodes, 2013)
- Mark Watkins
- marine unit (4 episodes, 2013)
- Paul Barth
- aerial coordinator/helicopter pilot / aerial coordinator / helicopter pilot (3 episodes, 2013)
- Jinx Harding
- production consultant / production coordinator (3 episodes, 2013)
- Sarah Ridgway
- production assistant (3 episodes, 2013)
- Anthony McGuire
- production assistant: marine crew (1 episode, 2013)
- Jean Paul Robinson
- helicopter pilot (1 episode, 2013)