A brilliant but idiosyncratic British detective and his resourceful local team solve baffling murder mysteries on the fictional Caribbean island of Saint Marie.
| 7.9 |
| 7.4 |
| 7.5 |
| 7.8 |
| Season 2 | 7.9 | 7.7 | 7.8 | 7.6 | 7.6 | 8.1 | 7.9 | 8.1 |
|---|
| Season 3 | 8.2 | 7.5 | 7.6 | 7.7 | 7.6 | 7.4 | 7.6 | 7.9 |
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| Season 4 | 7.7 | 7.6 | 7.4 | 7.8 | 7.3 | 7.6 | 7.5 | 8.0 |
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| Season 5 | 7.5 | 7.6 | 7.4 | 8.0 | 7.7 | 7.6 | 7.4 | 7.8 |
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| Season 6 | 7.5 | 7.5 | 7.6 | 7.5 | 8.0 | 8.2 | 7.8 | 7.7 |
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| Season 7 | 7.6 | 7.5 | 7.5 | 7.3 | 7.6 | 7.4 | 7.5 | 7.5 |
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| Season 8 | 7.7 | 7.3 | 7.3 | 7.6 | 8.0 | 8.0 | 7.6 | 7.8 |
|---|
| Season 9 | 7.4 | 7.3 | 7.2 | 7.7 | 7.5 | 7.4 | 7.1 | 7.3 |
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| Season 10 | 7.4 | 7.2 | 7.6 | 7.8 | 7.9 | 8.2 | 7.6 | 7.7 |
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| Season 11 | 7.4 | 7.2 | 7.5 | 7.4 | 7.3 | 7.1 | 6.9 | 7.5 |
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| Season 12 | 7.4 | 7.3 | 7.3 | 7.3 | 7.2 | 7.6 | 8.1 | 7.6 |
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| Season 13 | 7.3 | 7.5 | 7.2 | 7.2 | 7.5 | 7.5 | 7.6 | 7.7 |
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| Season 14 | 7.3 | 7.1 | 7.0 | 7.2 | 6.9 | 7.3 | 8.0 | 7.5 |
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| Season 15 | 7.1 | 6.9 | 7.3 | 7.4 | 7.2 | 7.2 | 7.0 | 7.2 |
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