The nine men were "lucky" to be rescued from the choppy seas as their vessel had lost power according to the RNLI Dover boathouse manager.
Tony Hawkins said: "The vessel had suffered engine failure and its occupants were drifting in choppy seas with a force four wind blowing.
He added: "They were lucky. They were drifting in an incredibly busy stretch of water with the wind picking up. We're glad everyone is safe and well.
"They were spotted by passing vessels concerned for their safety which called the Coastguard. The occupants were cold but didn't need medical attention.
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Police said the child, who was without a driving licence, was trying to make his way 2,500 miles from the east coast to Perth.
The 24-year-old was charged with 14 counts of wounding with intent to do grievous bodily harm and one count of throwing a corrosive fluid.
Winds will veer northerly overnight with colder air streaming in over the next few days.