Harry made a quick trip to the UK following the news of King Charles' cancer diagnosis.
Royal expert Katie Nicholl spoke with ET about the impact of Charles' recent health news.
Prince Harry arrived at Clarence House to visit his father, King Charles, who was recently diagnosed with cancer.
Harry is in town from California to visit his father following the news that he's been diagnosed with cancer.
It is unknown whether the estranged brothers will reunite while Harry is in the United Kingdom.
Buckingham Palace announced the monarch's diagnosis on Monday.
Buckingham Palace shared in a statement that King Charles has been diagnosed with cancer.
Kingsley Ben-Adir chats with ET at the 'Bob Marley: One Love' premiere in London. The film hits theaters on Feb. 14.
The Duke of Sussex's ongoing rift with his family didn't stop him from reaching out amid their health scares.
Prince Harry and Meghan Markle made a surprise appearance at the Jamaican premiere of ‘Bob Marley: One Love.'
The Duke and Duchess of Sussex showed their support for the Marley family at the premiere in Kingston, Jamaica, on Tuesday.
While being inducted at the Aviation Awards, Prince Harry cracked a few jokes including one about his estranged father, King Charles.
The Duke of Sussex was honored by John Travolta during the Living Legends of Aviation Awards.
The Duke of Sussex had sued over an article about his publicly funded security arrangements.
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