The actor, 45, has spent time aboard the £1million vessel for meetings and seminars in the past.
But local news reports in Curaco, where the boat is anchored, claim deadly blue asbestos dust has been released during its refurbishment.
Doctors have warned anyone who may have come in contact with the substance, which can cause lung cancer, to seek immediate medical assistance.
But Toms rep says he has absolutely no knowledge of the scare.
A spokesperson for the ship has also denied he could have been at risk. The Freewinds regularly inspects air quality on board and always meets or exceeds US standards, the rep tells the Daily Star Sunday.
Where to next?
- What causes cancer?