Born Christopher Donald Siegel in Malibu, California, he was raised by director Don Siegel and actress Viveca Lindfors and later adopted his stepfather George Tabori’s surname. After teen stage work he appeared in late-1960s and 1970s films such as John and Mary and Girlfriends, and earned a breakthrough TV role as Bert in A Memory of Two Mondays. He then built a steady television career with gues…