Night Walker
Donald Hamilton
Hard Case Crime (1)
The Demolishers
Matt Helm (24)
The Damagers
Matt Helm (27)
Line of Fire
The Steel Mirror
Assassins Have Starry Eyes
The Retaliators
The Matt Helm series (17)
The Vanishers
The Matt Helm series (23)
The Terminators
Matt Helm (26)
The Threateners
The Matt Helm series (16)
The Revengers
The Matt Helm series (19)
The Frighteners
Matt Helm (25)
The Intimidators
Matt Helm (15)
Murder Twice Told
The Intriguers
The Matt Helm series (14)
The Poisoners
The Matt Helm series (13)
The Interlopers
The Matt Helm series (12)
The Menacers
The Matt Helm series (11)
The Betrayers
The Matt Helm series (10)
The Devastators
The Matt Helm series (9)
The Ravagers
The Matt Helm series (8)
The Shadowers
The Matt Helm series (7)
The Ambushers
The Matt Helm series (6)
Murderer's Row
The Matt Helm series (5)
The Silencers
Matt Helm (4)
The Removers
The Matt Helm series (3)
The Wrecking Crew
The Matt Helm series (2)
Death of a Citizen
The Matt Helm series (1)