The 24-year-old actress and the 26-year-old actor showed some PDA as they did some shopping and sat down for lunch together at a local restaurant.
The on-and-off-again couple reportedly broke up after being together for two years back in June.
Last weekend, Zoe got together with Chris Pine at the launch of the new Tom Ford London flagship store during London Fashion Week.
15+ pictures inside of Zoe Kravitz and Penn Badgley back together in Rome… More Here! »