| Jupiter Jones |
First Investigator |
(Justus Jonas) |
|
| Pete Crenshaw |
Second Investigator |
(Peter Shaw) |
| Bob Andrews |
Records and Research |
| Mathilda Jones |
Justus' aunt |
(Tante Mathilda) |
| Dr. Karl Birkensteen |
geneticist at the Spicer Foundation |
| Eleanor Hess |
animal keeper at the Spicer Foundation |
| Dr. Philip Terreano |
archaeologist at the Spicer Foundation |
| Mrs. Collinwood |
caretaker at the Spicer Foundation |
| Mr. Nat McAfee |
man of business |
(Mr. Nat McGee) |
| Mrs. Thalia McAfee |
his wife |
(Mrs. Thalia McGee) |
| Dr. James Brandon |
archaeologist at the Spicer Foundation |
| Dr. Elwood Hoffer |
immunologist at the Spicer Foundation |
| Frank DiStefano |
unskilled worker at the Spicer Foundation |
| John the Gypsy |
security guard at McAfee |
| Mr. Harry Chenoweth |
mayor from Citrus Grove |
| Les Wolf |
master craftsman |
(Lester Wolf) |
[(white in brackets) = german name]
|