The couple will be joined by Prince Charles and his wife Camilla at the premier of the action film starring Daniel Craig.
The news comes after Prince William has shared a trailer for his documentary on the environment hours before Prince Harry and Meghan Markle step out for a worldwide event.
William retweeted a post on his and Kate’s Kensington Palace Twitter account of the trailer for his new BBC show The Earthshot Prize: Repairing Our Planet.
The Duke of Cambridge of his global competition to find solutions to climate change in the five-part series. Speaking in a short trailer, William said: “This is a moment for hope, not fear.
“It’s for this very reason that I launched the Earthshot Prize, the most ambitious environmental prize in history. A decade of action to repair our planet.”
William’s post comes hours before the Duke and Duchess of Sussex are set to take part in an event urging world leaders to adopt a vaccine equity policy to help end the Covid pandemic.
Harry and Meghan are joining the 24-hour broadcast Global Citizen Live being staged in New York’s Central Park and around the world.
It is part of a number of shows being held in cities from London to Lagos by the organisation Global Citizen.
Artists including Ed Sheeran, Sir Elton John, Kylie Minogue, Metallica and Coldplay are scheduled to perform.