'Star Trek' actor Walter Koenig dies at 90

October 26, 2026, 12:59 PM

Walter Koenig, best known for playing USS Enterprise navigator Ensign Pavel Chekov on the original "Star Trek" TV series, died Sunday. He was 90.

Koenig's agent confirmed his death to ABC News, and Koenig's former co-star, George Takei, also shared the news in an online post Monday.

This is a developing story. Please check back for updates.

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