United Kingdom, May 11 -- Sally Field's son thinks he is "probably gay" because of Steel Magnolias.

The 79-year-old actress had a "wonderful, wonderful experience" making the 1989 movie about the power of female friendship when her youngest child Samuel was just a baby, and she admitted her youngest child - whose father is her second husband Alan Greisman - has often joked his sexuality is a result of hanging out with so many women, including Shirley MacLaine, Dolly Parton, Julia Roberts, Daryl Hannah and Olympia Dukakis, on set.

Sally told People magazine about "a picture that I have hanging in my little office" of herself with Shirley, Dolly, and Julia: "We're looking off because it was the wrap party, and there was a big band, so it'...