The boys thanked the rescuers for all their efforts and vowed to live life to the full following their "miracle" escape.
Vernon Unsworth says the case "is not finished."
Hospital Director Chaiwetch Thanapaisal said at a news conference that "everyone is strong in mind and heart."
The boys have been trapped for more than two weeks in a flooded cave complex.
The boys are shown introducing themselves and thanking everyone involved in the ongoing rescue attempt.
The twelve boys and soccer team coach trapped inside the Tham Luang caves were found alive by an international team of divers Monday.
Navy "Seal" divers are within the final 600 yards of where officials believe the trapped Thai soccer team took refuge in the Tham Luang cave that flooded after heavy rains and prevented the 12 boys and coach from leaving the caves outside Pattaya Beach.
"We need a miracle," said a parent whose son was among the missing.
"They're here to bring color and joy, and create awareness that we can enjoy the World Cup without gambling and just cheer for the soccer players."
The kidnappers demanded $470,000 from the victim's husband for her safe return.
"He has been operating for at least 10 years," Colonel Jirabhob Bhuridej said.
Gina Haspel has been accused of being involved in controversial interrogation methods.
Police said they found a bear head, two bear paws, meat and a gutted dead civet in Somjit Boonkong's backpack.
The Bangkok area was among those affected by the outbreak.
But her arrest for running sex workshops without a Thai work permit evidently hasn't halted her marketing drive.
A Belarusian-born escort claims to have information for the Russian collusion probe.
Is a Russian escort the key to offering evidence in the Russian probe?
Premchai Karnasuta, the president of Italian-Thai Development poached and ate a rare black leopard in a soup at a wildlife park.