Top Grossing Horror Movies in September 2018
| Rank | Title | Language | Domestic | Worldwide |
|---|---|---|---|---|
| 1 | The Nun |  EN | $117,481,222 | $366,082,797 |
| 2 | The Predator | $51,024,708 | $160,542,134 | |
| 3 | The House with a Clock in Its Walls | EN | $68,549,695 | $131,523,093 |
| 4 | Hell Fest | EN | $11,107,431 | $18,160,930 |
| 5 | The 3rd Eye |  ID | $89,315 | $13,411,936 |
| 6 | Monstrum |  KR | - | $5,247,503 |
| 7 | Assassination Nation | EN | $2,005,142 | $2,584,988 |
| 8 | Mandy | EN | $1,233,694 | $1,764,971 |
| 9 | Cold Skin | EN | - | $737,478 |
| 10 | Mara | EN | - | $666,428 |
| 11 | Followed | EN | $538,179 | $546,410 |
| 12 | Ever After |  DE | - | $76,243 |
| 13 | Dachra |  AR | - | $69,013 |
| 14 | Lost Child | EN | - | $68,218 |
| 15 | Hold the Dark | EN | - | $27,738 |
| 16 | Wretch | EN | - | $19,772 |
| 17 | Amalia |  ES | - | $6,016 |
| 18 | Mutant Blast |  PT | - | $5,498 |
| 19 | The Basement | EN | - | $4,286 |
| 20 | Follower | DE | $3,350 | $3,350 |
| 21 | The Luring | EN | - | $1,939 |
| 22 | Patient Zero | EN | - | - |
| 23 | Don't Leave Home | EN | - | - |
| 24 | Trico Tri Happy Halloween | EN | - | - |
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