The Removers is a spy novel by Donald Hamilton first published in 1961. It was the third novel featuring Hamilton's creation, counter-agent and assassin Matt Helm.
The Revengers, published in 1982, is a novel in the long-running secret agent series Matt Helm by Donald Hamilton. It was the first Helm book published since 1977 and the nineteenth book published overall since 1960. This book was seen as a reintroduction of the character after a five-year hiatus, including multiple …
The Shadowers is a novel by Donald Hamilton first published in 1964, continuing the exploits of assassin Matt Helm. It was the seventh novel of the series.
The Silencers is the title of a 1962 spy novel by Donald Hamilton, the fourth in a series of books featuring assassin Matt Helm.
The Terminators by Donald Hamilton is a spy novel first published in April 1975. It was the sixteenth episode in the Matt Helm series and was the first of the Helm books to portray him, on its cover, as a long-haired, side-burned citizen of the 1970s. This image was subsequently used for reprinted editions of a number …
The Terrorizers was the eighteenth novel in the Matt Helm secret agent novel series by Donald Hamilton. It was first published in 1977. Following the publication of this book, Hamilton put his longtime character on hiatus; the next Matt Helm novel, The Revengers, would not be published until 1982. This novel was …