Lucy Lawless, star of the hit show “Xena: Warrior Princess,” is pregnant, she and husband Rob Tapert announced Tuesday. The baby is due in October. The latest series will begin shooting in Auckland next week. Production is not expected to be affected by the pregnancy. Lawless, 31, and Tapert, executive producer of the syndicated action show, married just over a year ago. She has a 10-year-old daughter from a previous marriage.