Adrian Rawlins has played two different characters over the course of the series:
- Episode 17.2 Commodity: Part 2 (2014) - John Leighton
- Episode 17.1 Commodity: Part 1 (2014) - DI John Leighton
- Episode 11.10 Peripheral Vision: Part 2 (2007) - Alan Eckhert
- Episode 11.9 Peripheral Vision: Part 1 (2007) - Alan Eckhert