Mother
Patricia (nee O'Callaghan)
Brother
Kevin O'Neal (actor/screenwriter, b. 26-Mar-45)
Spouse
Joanna Cook Moore (actress, 3-Ap-63 - Feb-1967), Leigh Taylor-Young (actress, 28-Feb-67 - 1973)
Son
Patrick O'Neal (actor, b. 14-Sep-67), Griffin O'Neal (actor, b. 28-Oct-64), Redmond O'Neal (b. 30-Jan-85)