Val Kilmer made a big public appearance over the weekend at the United Nations Headquarters in New York.

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The 59-year-old actor, who has mostly stayed out of the spotlight over the last few years after battling throat cancer, delivered a speech at the NOVUS Summit SDG Moonshots, People reported.

Kilmer was also honoured for his work the TwainMania Foundation, which works to educate children on the legacy of author Mark Twain.

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In December 2017, the actor first opened up about his throat cancer fight in an interview with The Hollywood Reporter.

Kilmer is set to appear in the upcoming sequel “Top Gun: Maverick”, which revealed its first trailer at San Diego Comic-Con over the weekend.