1. Run, Spy, Run (Feb 1964)
2. China Doll (Apr 1964)
3. Checkmate in Rio (May 1964)
4. Safari for Spies (Aug 1964)
5. Fraulein Spy (Oct 1964)
6. Saigon (Dec 1964)
7. A Bullet for Fidel (Mar 1965)
8. The 13th Spy (1965)
9. The Eyes of the Tiger (May 1965)
10. Istanbul (Oct 1965)
11. Web of Spies (Jan 1966)
12. Spy Castle (Jan 1966)
13. The Terrible Ones (May 1966)
14. Dragon Flame (1966)
15. Hanoi (1966)
16. Danger Key (1968)
17. Operation Starvation (1968)
18. The Mind Poisoners (1966)
19. The Weapon of Night (1967)
20. The Golden Serpent (1967)
21. Mission to Venice (1967)
22. Double Identity (1967)
23. Devil's Cockpit (1967)
24. The Chinese Paymaster (1967)
25. Seven Against Greece (1967)
26. A Korean Tiger (1967)
27. Assignment: Israel (1967)
28. The Red Guard (1967)
29. The Filthy Five (1967)
30. The Bright Blue Death (1968)
31. Macao (1968)
32. Operation: Moon Rocket (1968)
33. Judas Spy (1968)
34. Hood of Death (1968)
35. Temple Of Fear (1968)
36. Amsterdam (1968)
37. 14 Seconds to Hell (1968)
38. The Defector (1969)
39. Carnival for Killing (1969)
40. Rhodesia (1969)
41. The Red Rays (1969)
42. Peking-Tulip Affair (1969)
43. The Amazon (1969)
44. Sea Trap (1969)
45. Berlin (1969)
46. The Human Time Bomb (1969)
47. The Cobra Kill (1969)
48. The Living Death (1969)
49. Operation Che Guevara (1969)
50. The Doomsday Formula (1969)
51. Operation Snake (1969)
52. The Casbah Killers (1969)
53. The Arab Plague (a.k.a. The Slavemaster in U.K.) (1970)
54. Red Rebellion (1970)
55. The Executioners (1971)
56. Black Death (1970)
57. Mind Killers (1970)
58. Time Clock of Death (1970)
59. Cambodia (1970)
60. The Death Strain (1970)
61. Jewel of Doom (1970)
62. Moscow (1970)
63. Ice Bomb Zero (1971)
64. Mark of Cosa Nostra (1971)
65. The Cairo Mafia (1972)
66. Inca Death Squad (1972)
67. Assault on England (1972)
68. The Omega Terror (1972)
69. Code Name: Werewolf (1973)
70. Strike Force Terror (1973)
71. Target: Doomsday Island (1973)
72. Night of the Avenger (1973)
73. Butcher of Belgrade (1973)
74. Assassination Brigade (1973)
75. The Liquidator (1973)
76. The Devil's Dozen (1973)
77. The Code (1973)
78. Agent Counter-Agent (1975)
79. Hour of the Wolf (1973)
80. Our Agent in Rome is Missing (1973)
81. The Kremlin File (1973)
82. Spanish Connection (1973)
83. Death's Head Conspiracy (1973)
84. The Peking Dossier (1973)
85. Ice-trap Terror (1974)
86. Assassin: Code Name Vulture (1974)
87. Massacre in Milan (1974)
88. Vatican Vendetta (1974)
89. Sign of the Cobra (1974)
90. The Man Who Sold Death (1974)
91. The N3 Conspiracy (1974)
92. Beirut Incident (1974)
93. Death of the Falcon (1974)
94. The Aztec Avenger (1974)
95. The Jerusalem File (1975)
96. Counterfeit Agent (1975)
97. Six Bloody Summer Days (1975)
98. Dr. Death (1975)
99. The Z Document (1975)
100.The Kathmandu Contract (1975)
101.The Ultimate Code (1975)
102.Assignment: Intercept (1976)
103.Green Wolf Connection (1976)
104.Death Message: Oil 74-2 (1976)
105.The List (1976)
106.The Fanatics of Al Asad (1976)
107.The Snake Flag Conspiracy (1976)
108.The Turncoat (1976)
109.The Sign of the Prayer Shawl (1976)
110.The Vulcan Disaster (1976)
111.A High Yield in Death (1976)
112.The Nichovev Plot (1976)
113.Triple Cross (1976)
114.The Gallagher Plot (1976)
115. Plot for the Fourth Reich (1977)
116.Revenge of the Generals (1978)
117.Under the Wall (1978)
118.The Ebony Cross (1978)
119.Deadly Doubles (1978)
120.Race of Death (1978)
121.Trouble in Paradise (1978)
122.Pamplona Affair (1978)
123.The Doomsday Spore (1979)
124.The Asian Mantrap (1979)
125.Thunderstrike in Syria (1979)
126.The Redolmo Affair (1979)
127.The Jamaican Exchange (1979)
128.Tropical Deathpact (1979)
129.The Pemex Chart (1979)
130.Hawaii (1979)
131.The Satan Trap (1979)
132.Reich Four (1979)
133.The Nowhere Weapon (1979)
134.Strike Of The Hawk (Jan 1980) [1]
135.Day Of The Dingo (Apr 1980)
136.And Next The King (May 1980)
137.Tarantula Strike (Jun 1980)
138.Ten Times Dynamite (Jul 1980)
139.Eighth Card Stud (Aug 1980)
140.Suicide Seat (Sept 1980)
141.Death Mission: Havana (Oct 1980)
142.War From The Clouds (Nov 1980)
143.Turkish Bloodbath (Dec 1980)
144.The Coyote Connection (Feb 1981)
145.The Q Man (Mar 1981)
146.The Society Of Nine (Apr 1981)
147.The Ouster Conspiracy (May 1981)
148.The Golden Bull (Jun 1981)
149.The Dubrovnik Massacre (Jul 1981)
150.The Solar Menace (Aug 1981)
151.The Strontium Code (Sept 1981)
152.Pleasure Island (Oct 1981)
153.Cauldron Of Hell (Nov 1981)
154.The Parisian Affair (Dec 1981)
155.Chessmaster (Jan 1982)
156.The Last Samurai (Feb 1982)
157.The Puppet Master (Mar 1982)
158.The Dominican Affair (Mar 1982)
159.The Damocles Threat (Mar 1982)
160.Earth Shaker (Mar 1982)
161.The Treason Game (Mar 1982)
162.Deathlight (Mar 1982)
163.The Israeli Connection (Mar 1982)
164.Norwegian Typhoon (Apr 1982)
165.The Hunter (May 1982)
166.Operation: McMurdo Sound (Jun 1982)
167.Appointment In Haiphong (Jul 1982)
168.Retreat For Death (Aug 1982)
169.The Mendoza Manuscript (Sep 1982)
170.The Death Star Affair (Oct 1982)
171.Doctor DNA (Nov 1982)
172.The Christmas Kill (Dec 1982)
173.The Greek Summit (Jan 1983)
174.The Outback Ghosts (Feb 1983)
175.Hide And Go Die (Mar 1983)
176.The Kali Death Cult (Apr 1983)
177.Operation Vendetta (May 1983)
178.The Yukon Target (Jun 1983)
179.The Death Dealer (Jul 1983)
180.The Istanbul Decision (1983)
181.The Decoy Hit (1983)
182.Earthfire North (1983)
183.The Budapest Run (1983)
184.Caribbean Coup (1984)
185.The Algarve Affair (1984)
186.Zero-Hour Strike Force (1984)
187.Operation Sharkbite (1984)
188.Death Island (1984)
189.Night of the Warheads (1984)
190.Day of the Mahdi (1984)
191.Assignment: Rio (1984)
192.Death Hand Play (1984)
193.The Kremlin Kill (1984)
194.The Mayan Connection (1984)
195.San Juan Inferno (1984)
196.Circle of Scorpions (1985)
197.The Blue Ice Affair (1985)
198.The Macao Massacre (1985)
199.Pursuit of the Eagle (1985)
200.The Vengeance Game (1985)
201.Last Flight to Moscow (1985)
202.The Normandy Code (1985)
203.White Death (1985)
204.The Assassin Convention (1985)
205.Blood of the Scimitar (1985)
206.The Execution Exchange (1985)
207.The Tarlov Cipher (1985)
208.Target Red Star (1985)
209.The Killing Ground (1985)
210.The Berlin Target (1986)
211.Mercenary Mountain (1986)
212.Blood Ultimatum (1986)
213.The Cyclops Conspiracy (1986)
214.Tunnel for Traitors (1986)
215.The Samurai Kill (1986)
216.Terror Times Two (1986)
217.Death Orbit (1986)
218.Slaughter Day (1986)
219.The Master Assassin (1986)
220.Operation Petrograd (1986)
221.Crossfire Red (1987)
222.Blood of the Falcon (1987)
223.Death Squad (1987)
224.The Terror Code (1987)
225.Holy War (1987)
226.Blood Raid (1987)
227.East of Hell (1987)
228.Killing Games (1987)
229.Terms of Vengeance (1987)
230.Pressure Point (1987)
231.Night of the Condor (1987)
232.The Poseidon Target (1987)
233.The Andropov File (1988)
234.Dragonfire (1988)
235.Bloodtrail to Mecca (1988)
236.Deathstrike (1988)
237.Lethal Prey (1988)
238.Spykiller (1988)
239.Bolivan Heat (1988)
240.The Rangoon Man (1988)
241.Code Name Cobra (1988)
242.Afghan Intercept (1988)
243.Countdown to Armageddon (1988)
244.Black Sea Bloodbath (1988)
245.The Deadly Diva (1989)
246.Invitation to Death (1989)
247.Day of the Assassin (1989)
248.The Korean Kill (1989)
249.Middle East Massacre (1989)
250.Sanction to Slaughter (1989)
251.Holiday in Hell (1989)
252.Law of the Lion (1989)
253.Hong Kong Hit (1989)
254.Deep Sea Death (1989)
255.Arms of Vengeance (1989)
256.Hell-Bound Express (1989)
257.Isle of Blood (1989)
258.Singapore Sling (1990)
259.Ruby Red Death(1990)
260.Arctic Abduction (1990)
261.Dragon Slay (1990)