| No. | Title | Year | ISBN No, | Description |
| 1 | The Eternal Mercenary | 1979 | 0-441-21770-2 | The Beginning-Christ crucified-Casca made immortal |
| 2 | God of Death | 1979 | 0-441-29532-0 | Casca sacrificed in ancient Mexico-becomes worshipped |
| 3 | The War Lord | 1980 | 0-441-09218-7 | ancient Chinese adventures |
| 4 | Panzer Soldier | 1980 | 0-441-09214-4 | WW2 German Tank crewman |
| 5 | The Barbarian | 1981 | 0-441-09217-9 | Casca goes up north to Scandinavia in middle ages |
| 6 | The Persian | 1982 | 0-441-09219-5 | Persian adventures- burned at stake |
| 7 | The Damned | 1982 | 0-441-09349-3 | returns to the arena, Roman service |
| 8 | Soldier of Fortune | 1983 | 0-515-09723-3 | Casca and a few old friends take a contract |
| 9 | The Sentinel | 1983 | 0-441-09259-4 | Casca travels North Africa and is hounded by the brotherhood |
| 10 | The Conquistador | 1984 | 0-441-09351-5 | Time of the Inquisition in Spain, returns to Mexico |
| 11 | The Legionnaire | 1984 | 0-515-09692-4 | Vietnam- Dien Bein Phu and the French Foreign Legion |
| 12 | The African Mercenary | 1984 | 0-441-09260-8 | Africa in the 1980's- works to topple dictator |
| 13 | The Assassin | 1985 | 0-441-09327-2 | Ancient Mid-east travels |
| 14 | The Phoenix | 1985 | 0-441-09329-9 | Casca in the 'Nam fighting Mr. Charlie |
| 15 | The Pirate | 1985 | 0-515-09599-0 | High seas skullduggery and mayhem |
| 16 | Desert Mercenary | 1986 | 0-441-09336-1 | works with a mercenary group in 1950's Africa |
| 17 | The Warrior | 1987 | 0-441-09353-1 | Stranded on an island |
| 18 | The Cursed | 1987 | 0-515-09109-X | Casca in China during Revolutionary times |
| 19 | The Samurai | 1988 | 0-515-09516-8 | Feudal Japan- Casca helps young Samurai gain honor |
| 20 | Soldier of Gideon | 1988 | 0-515-09701-2 | Casca fights for Israel |
| 21 | The Trench Soldier | 1989 | 0-515-09931-7 | WW1 France |
| 22 | The Mongol | 1989 | 0-515-10240-7 | Casca is a slave again, set in Mongolia |
| 23 | ? | 1998 | ? | New book, written by Paul Dengelegi, is written and being edited for release |
