Actor Cliff Robertson, who is perhaps best known for portraying Uncle Ben in Spider-Man, passed away at age 88 from natural causes. His longtime secretary Evelyn Christel confirmed the news from his Stony Brook, New York home, just one day after his 88th birthday.

Cliff Robertson won an Academy Award in 1968 for his lead performance in Charly, and portrayed John F. Kennedy in a memorable performance in the TV movie PT 109. Here's what his daughter, Stephanie Saunders, said in a statement about her father's passing.

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"My father was a loving father, devoted friend, dedicated professional and honorable man. He stood by his family, friends, and colleagues through good times and bad. He made a difference in all our lives and made our world a better place. We will all miss him terribly."

The actor's funeral is set for Friday, September 16 in East Hampton, New York.