Witnesses who came face-to-face with troubled Hollywood scion Redmond O'Neal during his alleged bloody Los Angeles knife rampage described a chilling encounter with the accused stabber inside a coffee shop at the end his violent spree. O'Neal — the only son of late Hollywood legends Ryan O’Neal and Farrah Fawcett — walked into a Venice coffee shop in May of 2018 and asked for a free coffee sample, a barista testified at his attempted murder trial Thursday.