Oceanographer Dr Helen Czerski and zoologist Dr George McGavin carry out an ‘autopsy’ on the North Sea to understand the startling changes taking place in the world's oceans.
| Actor | Role |
|---|---|
 Helen CzerskiSelf | Self |
 George McGavinSelf | Self |
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Oceanographer Dr Helen Czerski and zoologist Dr George McGavin carry out an ‘autopsy’ on the North Sea to understand the startling changes taking place in the world's oceans.
| Actor | Role |
|---|---|
| Helen CzerskiSelf | Self |
| George McGavinSelf | Self |