The Case at Creepy Castle
| Series | The New Bobbsey Twins |
| Publisher | Pocket Books |
| Illustrator | Paul Jennis |
| Language | English |
| Copyright | 1990 |
| Pages / Font | 85 pages |
| Series Number | 17 |
| ISBN | 0-671-69289-5 |
Added by miketaylor81
| Series | The New Bobbsey Twins |
| Publisher | Pocket Books |
| Illustrator | Paul Jennis |
| Language | English |
| Copyright | 1990 |
| Pages / Font | 85 pages |
| Series Number | 17 |
| ISBN | 0-671-69289-5 |