Bressio (1975)
The Far Arena (1978)
The Body (1983)
Spies (1984)
Remo: The Adventure Begins (1985) (with Warren Murphy)
Inside Sinanju (1985) (with Warren Murphy)
Quest (1987)

Destroyer
1. Created, the Destroyer (1971) (with Warren Murphy)
2. Death Check (1972) (with Warren Murphy)
3. Chinese Puzzle (1972) (with Warren Murphy)
4. Mafia Fix (1972) (with Warren Murphy)
5. Dr. Quake (1972) (with Warren Murphy)
6. Death Therapy (1972) (with Warren Murphy)
7. Union Bust (1972) (with Warren Murphy)
9. Murder's Shield (1973) (with Warren Murphy)
10. Terror Squad (1973) (with Warren Murphy)
11. Kill Or Cure (1973) (with Warren Murphy)
12. Slave Safari (1973) (with Warren Murphy)
13. Acid Rock (1973) (with Warren Murphy)
14. Judgment Day (1974) (with Warren Murphy)
15. Murder Ward (1974) (with Warren Murphy)
16. Oil Slick (1974) (with Warren Murphy)
17. Last War Dance (1974) (with Warren Murphy)
18. Funny Money (1975) (with Warren Murphy)
19. Holy Terror (1975) (with Warren Murphy)
20. Assassin's Play-Off (1975) (with Warren Murphy)
21. Deadly Seeds (1975) (with Warren Murphy)
22. Brain Drain (1976) (with Warren Murphy)
23. Child's Play (1976) (with Warren Murphy)
24. King's Curse (1976) (with Warren Murphy)
26. In Enemy Hands (1976) (with Warren Murphy)
27. The Last Temple (1977) (with Warren Murphy)
28. Ship of Death (1977) (with Warren Murphy)
29. The Final Death (1977) (with Richard Meyers, Warren Murphy)
30. Mugger Blood (1977) (with Warren Murphy)
31. The Head Men (1977) (with Warren Murphy)
32. Killer Chromosomes (1978) (with Warren Murphy)
33. Voodoo Die (1978) (with Warren Murphy)
34. Chained Reaction (1978) (with Warren Murphy)
44. Balance of Power (1981) (with Molly Cochran, Warren Murphy)
48. Profit Motive (1982) (with Warren Murphy)
52. Fool's Gold (1983) (with Warren Murphy)
55. Master's Challenge (1984) (with Molly Cochran, Warren Murphy)
59. The Arms of Kali (1984) (with Warren Murphy)
60. The End of the Game (1985) (with Warren Murphy)
61. Lords of the Earth (1985) (with Warren Murphy)
62. The Seventh Stone (1985) (with Ed Hunsburger, Warren Murphy)
63. The Sky is Falling (1986) (with Warren Murphy, Will Murray)
64. The Last Alchemist (1986) (with Warren Murphy)
65. Lost Yesterday (1986) (with Will Murray)
66. Sue Me (1986)
67. Look Into My Eyes (1987)
68. An Old-Fashioned War (1987)
78. Blue Smoke and Mirrors (1989) (with Will Murray)
92. The Last Dragon (1993) (with Warren Murphy, Will Murray)
95. High Priestess (1994) (with Warren Murphy, Will Murray)
101. Bidding War (1995) (with Warren Murphy, Will Murray)
103. Engines of Destruction (1996) (with Warren Murphy, Will Murray)
The Best of the Destroyer: Chinese Puzzle / Slave Safari / Assassins Play-off (omnibus) (2007) (with Warren Murphy)

The Assassin's Handbook (1982) (with Warren Murphy)