Male : Detective-cum-agent. The books were written by many different writers over the years.

Nationality : American

1964-1967
Saigon (1964 Universal) (1969 Universal-Tandem)
Istanbul (1965 Universal) (1968 Universal-Tandem)
The Eyes of the Tiger (1965 Conde Nast) (1967 Mayflower)
Operation Starvation (1966 Universal) (1972 Universal-Tandem)
Hanoi (1966 Universal)
Web of Spies (1966 Universal) (1967 Mayflower)
Spy Castle (1966 Universal)
The Terrible Ones (1966 Universal-Award) (1979 Star)
Dragon Flame (1966 Universal) (1968 Universal-Tandem)
Danger Key (1966 Universal) (1968 Universal-Tandem)
Seven Against Greece (1967 Universal) (1973 Universal-Tandem)
Assignment : Israel (1967 Universal)
Mission to Venice (1967 Universal) (1970 Universal-Tandem)
The Filthy Five (1967 Universal) (1972 Universal-Tandem)
The Chinese Paymaster (1967 Universal)
The Weapon of Night (1967 Universal) (1968 Mayflower)

1968
Dragon Flame (1968 NY)
Operation Moon Rocket (1968 Universal)
Macao (1968 Universal) (1968 Tandem)
The Judas Spy (1968 Universal) (1969 Universal-Tandem)
The Amazon (1968 Universal) (1969 Universal-Tandem)
Amsterdam (1968 Universal) (1968 Universal-Tandem)
Rhodesia (1968 Universal) (1968 Universal-Tandem)
The Defector (1968 Universal) (1969 Universal-Tandem)

1969
The Red Rays (1969 Universal) (1969 Universal-Tandem)
Carinival for Killing (1969 Universal) (1969 Universal-Tandem)
The Hood of Death (1969 Universal) (1969 Universal-Tandem)
Berlin (1969 Universal) (1969 Universal-Tandem)
The Casbah Killers (1969 Universal) (1970 Universal-Tandem)
The Sea Trap (1969 Universal) (1969 Universal-Tandem)
The Human Time-Bomb (1969 Universal) (1970 Universal-Tandem)
Operation Che Guevara (1969 Universal) (1970 Universal-Tandem)
The Red Rebellion (1969 Universal) (1970 Universal-Tandem)
The Doomsday Formula (1969 Universal) (1970 Universal-Tandem)
The Cobra Kill (1969 Universal) (1970 Universal-Tandem)
The Living Death (1969 Universal) (1970 Universal-Tandem)
Safari for Spies (1969 Universal) (1969 Universal-Tandem)

1970]
The Arab Plague (1970 Universal) (1970 Universal-Tandem)
The Black Death (1970 Universal) (1972 Universal-Tandem)
Moscow (1970 Universal) (1970 Universal-Tandem)
Operation Snake (1970 Universal) (1970 Universal-Tandem)
The Executioners (1970 Universal) (1971 Universal-Tandem)
Cambodia (1970 Universal) (1971 Universal-Tandem)
Time Clock of Death (1970 Universal) (1971 Universal-Tandem)
The Death Strain (1970 Universal) (1971 Universal-Tandem)
The Mind Killers (1970 Universal) (1971 Universal-Tandem)
Jewel of Doom (1970 Universal) (1971 Universal-Tandem)
The Arab Plague (1970 Universal) (1979 Star)

1971-1972
Ice Bomb Zero (1971 Universal) (1972 Universal-Tandem)
The Mark of Coas Nostra (1971 Universal) (1972 Universal-Tandem)
Assault on England (1972 Universal) (1973 Universal-Tandem)
Cairo (1972 Universal) (1972 Universal-Tandem)
The Inca Death Squad (1972 Universal) (1973 Universal-Tandem)
The Omega Terror (1972 Universal) (1973 Universal-Tandem)

1973
Target : Doomsday Island (1973 Universal-Award) (1974 Universal-Tandem)
Assassination Brigade (1973 Universal-Award) (1974 Universal-Tandem)
Agent Counter-Agent (1973 Universal-Award) (1975 Universal-Tandem)
Butcher of Belgrade (1973 Universal-Award) (1974 Universal-Tandem)
Our Agent in Rome is Missing .. (1973 Universal-Award) (1974 Tandem)
The Liquidator (1973 Universal-Award) (1974 Universal-Tandem)
The Code (1973 Universal-Award) (1974 Universal-Tandem)
Night of the Avenger (1973 Universal-Award) (1974 Universal-Tandem)
The Spanish Connection (1973 Universal-Award) (1976 Tandem)
The Peking Dossier (1973 Universal-Award) (1976 Tandem)
The Death's Head Conspiracy (1973 Universal-Award) (1976 Tandem)
The Kremlin File (1973 Universal-Award) (1976 Tandem)
The Katmandu Contract (1973 Universal-Award) (1977 Tandem)
Hour of the Wolf (1973 Universal-Award) (1975 Tandem)

1974
Sign of the Cobra (1974 Universal) (1977 Tandem)
Assassin : Code Name Vulture (1974 Universal Award) (1977 Tandem)
Death of the Falcon (1974 Universal-Award) (1976 Tandem)
The N3 Conspiracy (1974 Universal-Award) (1977 Tandem)
Aztec Avenger (1974 Universal-Award) (1976 Tandem)
Vatican Vendetta (1974 Universal-Award) (1977 Tandem)
The Man who Sold Death (1974 Universal-Award) (1976
Beirut Incident (1974 Universal-Award) (1976 Tandem) Tandem)

1975 Onwards
Six Bloody Summer Days (1975 Universal-Award) (1978 Tandem)
The Jerusalem File (1975 Universal-Award) (1978 Tandem)
Counterfeit Agent (1975 Universal-Award) (1978 Universal)
The Z Document (1975 Universal-Award) (1978 Universal)
The Ultimate Code (1975 Universal-Award) (1978 Universal)
Fanatics of Al Asad (1976 Universal-Award) (1978 Tandem)
Death Message : Oil 74-2 (1976 Universal-Award) (1978 Universal)
The Green Wolf Connection (1976 Universal-Award) (1978 Universal)
Assignment : Intercept (1976 Universal-Award) (1978 Universal)
The Turncoat (1976 Universal-Award) (1978 Universal)
The List (1976 Universal-Award) (1978 Universal)
The Snake Flag Conspiracy (1976 Universal-Award) (1978 Universal)
Sign of the Cobra (1977)
The Ebony Cross (1978 Conde Nash) (1979 Star)
Under the Wall (1978 Conde Nast) (1982 Star)
Revenge of the Devils (1978 conde Bast) (1979 Star)
Deadly Doubles (1978 Conde Nash) (1980 Star)
Trouble in Paradise (1978 Conde Nash) (1980 Star)
Reich Four (1979 Conde Nast) (1982 Star)
Race of Death (1978 Conde Nast) (1982 Star)
The Pamplona Affair (1978 Conde Nash) (1983 Star)
Tropical Deathpact (1979 Conde Nash) (1982 Star)
The Nowhere Weapon (1979 Conde Nash) (1982 Star)
Hawaii (1979 Conde Nast) (1982 Star)
Thunderstrike in Syria (1979 Conde Nash) (1980 Star)
The Pemex Chart (1979 Conde Nash) (1982 Star)
Macau : A Time for Death (1981 NY)