- Bethan Bannister
- investment executive: Wales Creative IP Fund (1 episode, 2009)
- Enda Boner
- head of facilities (1 episode, 2009)
- Jan-Michael Brandt
- production department: Trickompany (1 episode, 2009)
- Patrick Coy
- manager of technology (1 episode, 2009)
- John Cross
- voice record technician (1 episode, 2009)
- David Ryan
- voice record technician (1 episode, 2009)
- Kate Davies
- legal services: Wales Creative IP Fund (1 episode, 2009)
- Eirlys Eckley
- curriculum consultant (1 episode, 2009)
- Cathy Ni Fhlaithearta
- session coordinator (1 episode, 2009)
- Pat Griffiths
- voice director (1 episode, 2009)
- Robin Hilton
- legal services: Wales Creative IP Fund (1 episode, 2009)
- James A. Hughes
- production coordinator (1 episode, 2009)
- Linda James
- fund manager: Wales Creative IP Fund (1 episode, 2009)
- Kelly Kidwell
- assistant to the producers (1 episode, 2009)
- Eric Kirby
- director of technology (1 episode, 2009)
- Werner Loss
- technical coordinator (1 episode, 2009)
- Melissa Mabie
- post coordinator (1 episode, 2009)
- Santosh Mane
- technical support (1 episode, 2009)
- Sarah Owen
- production assistant (1 episode, 2009)
- Ian Palmer
- voice record technician (1 episode, 2009)
- Mary Parkinson
- director of business affairs (1 episode, 2009)
- Jürgen Polaszek
- production department: Trickompany (1 episode, 2009)
- Annika Roschitz
- creative coordinator (1 episode, 2009)
- Steve Rosen
- evp and cfo (1 episode, 2009)
- Dan Russell
- voice director (1 episode, 2009)
- Susanne Walker
- production accounting (1 episode, 2009)
- Jing Jing Wang
- technical support (1 episode, 2009)
- Simon Wilson
- production coordinator (1 episode, 2009)
- Dongxu Xia
- technical support (1 episode, 2009)
- Liu Yang
- production department: Trickompany (1 episode, 2009)
- Mike Bujniewicz
- production coordinator: pre-production (1 episode, 2014)
- Teri McDonald
- post production coordinator (unknown episodes)