| relationship | name |
| The man himself | |
| Narrator and amanuensis | |
| Brilliant Swiss cook | |
| The plant man | |
| Small man, big nose | |
| Bald family man | |
| Proud of his looks | |
| Loves cigars but doesn't smoke them | |
| Second in command | |
| | relationship | name |
| Bad cop--bad, bad cop | |
| Newspaperman | |
| Great dancer | |
| Oldest friend | |
| Attorney | |
| Doctor on call | |
| Adopted daughter | |
| Killed in the line of duty | |
| The only man Wolfe is afraid of | |
|