Adam James has played two different characters over the course of the series:
- Episode 16.4 Trust: Part 2 (2013) - Dr. Richard Fell
- Episode 16.3 Trust: Part 1 (2013) - Dr. Richard Fell
- Episode 3.2 An Academic Exercise: Part 2 (1998) - Eden Blackman
- Episode 3.1 An Academic Exercise: Part 1 (1998) - Eden Blackman