In 2001, the actor was diagnosed with chronic leukemia and, in 2012, prostate cancer.
O’Neal began filming several American television shows in the 1960s. He gained worldwide fame in 1970, starring alongside Ali MacGraw in the film Love Story, which earned him Golden Globe and Oscar nominations. After Love Story, O’Neal starred alongside Barbra Streisand in What’s Up, Doc? and “Main Event.” Among those films, she made a sensation alongside her 9-year-old daughter Tatum O’Neal in 1973’s Paper Moon, again earning a Golden Globe nomination. She starred in Stanley Kubrick’s Barry Lyndon in 1975 and starred in many other films over the years. decades, The Guardian reports.
O’Neal was married to actresses Joanna Moore and Leigh Taylor-Young, with whom he starred in Peyton Place. He later had an on-again, off-again relationship that lasted three decades with Charlie’s Angels’ Farrah Fawcett. The couple was together until his death in 2009.