 Denmark |
|---|
| Date | Certification | Type | Notes |
|---|---|---|---|
| 1968-06-07 | Theatrical |
 FranceOriginal Country |
|---|
| Date | Certification | Type | Notes |
|---|---|---|---|
| 1968-04-24 | U | Theatrical |
 Germany |
|---|
| Date | Certification | Type | Notes |
|---|---|---|---|
| 1968-09-20 | Theatrical |
 Netherlands |
|---|
| Date | Certification | Type | Notes |
|---|---|---|---|
| 1969-03-14 | Theatrical (limited) | Cinétol Science-Fiction Festival |
 United States |
|---|
| Date | Certification | Type | Notes |
|---|---|---|---|
| 1970-09-14 | Theatrical (limited) | New York Film Festival |