"David Callan, only good at one thing, well maybe two, killing people and collecting toy soldiers."
Callan substitutes himself for an assassin in order to prevent an assassination.
That'll Be the Day
Call Me Sir!
First Refusal
Rules of the Game
If He Can, So Could I
None of Your Business
Charlie Says It's Goodbye
I Never Wanted the Job
The Carrier
The Contract
Call Me Enemy (Richmond File 1)
Do You Recognise the Woman? (Richmond File 2)
A Man Like Me (Richmond File 3)