Instagram/Arnold Schwarzenegger & H Celebrity Arnold Schwarzenegger and Heather Milligan step out for a rare date night at Nobu Malibu, showcasing their low-key romance after 12 years together. May 1, 2026 AceShowbiz - Arnold Schwarzenegger and his longtime girlfriend Heather Milligan recently shared a rare and intimate evening out together, enjoying dinner at the upscale Japanese restaurant Nobu Malibu. The 78-year-old actor and former governor chose a casual yet sharp look, donning a gray sports jacket layered over a black sweater, paired with blue jeans for the low-key date night.