Officers from the Australian Border Force (ABF), with the help of sniffer dogs, searched the ship's passenger cabins on Sunday and allegedly found 95 kilograms of the drug packed into suitcaseses.
Andre Tamine, 63, Isabelle Legace, 28, and Melina Roberce, 23, faced charges of importing a commercial quantity of cocaine when they appeared in court today.
They appeared in Sydney's Central Local court via video link from police custody.
The trio did not apply for bail and it was formally refused. They will remain in custody until their next appearance on October 26.