The Invisible Intruder
| Author | Carolyn Keene |
|---|---|
| Language | English |
| Series | Nancy Drew Mystery Stories |
| Genre | Juvenile literature |
| Publisher | Grosset & Dunlap |
Publication date | 1969 |
| Publication place | United States |
| Media type | Print (hardback & paperback) |
| Pages | 175 |
| ISBN | 0-448-09546-7 |
| OCLC | 39934643 |
| LC Class | LCCN 69-12166 |
| Preceded by | The Spider Sapphire Mystery |
| Followed by | The Mysterious Mannequin |
The Invisible Intruder is the 46th volume in the Nancy Drew Mystery Stories series. It was first published in 1969 under Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams.