Crew members on her Air Canada flight on Saturday were asked not to take photos, the website Royal Central reported.
"There have always been fears over his vulnerability".
Prince Charles is said to be sympathetic towards Meghan's hard situation, but a source has claimed the Queen will be "rolling her eyes" over the state of affairs. "I'm not broke, I'm not bitter and I never expected Meghan to pay me back for anything".
If Mr Markle were to go along with the plans, it would also dash any hopes he may have of a reunion with his royal daughter.
He has said: "I love my daughter". They didn't accept anyone else so they couldn't make an exception for me'. "I don't regret it in the slightest because I was happy to help out, but that stock would be worth a fortune now", Thomas told the Daily Mail.
Meanwhile, Mr Markle has hit out at a number of "outright lies" against him, such as that he is a prescription pill addict. I've given two interviews.
"If they hear anybody say anything they just lock the doors". They close the doors, closing the curtains, pinch your fingers in your ears, so they don't need to hear anything.
The father of the former star of Suits continues in confident: "They really are like a cult because they are terribly secret".
The claims are certain to deepen the rift with Ms Markle, who last spoke to Meghan in 2015.
He said at the time: "I hate the idea of missing one of the greatest moments in history and walking my daughter down the aisle".
As drama continues to swirl thanks to Thomas' continuous public outbursts, eagle-eyed royal fans have also pointed out that Thomas was notably absent from Meghan's wedding to film producer Trevor Engleson in Jamaica in 2011.
"But I was very much there and there were more than 100 people there to witness it. Doria and I walked Meghan down the beach together".