The only other recurring characters (aside from the main characters) was Aidan Miles, played by Adrian Dunbar, and Sally Goodman, played by Morven Christie Aidan was a possible love interest for Catherine, before being exposed as a murderer by Richard.
The only other recurring characters (aside from the main characters) was Aidan Miles. Aidan Miles was played by Adrian Dunbar. Sally Goodman was a possible love interest for Catherine. This was before. Sally Goodman was played by Morven Christie Aidan. Sally Goodman was being exposed as a murderer by Richard. Sally Goodman was played by Morven Christie Aidan.