Jabarkan Cast dari How Do You Know

Reese Witherspoon sbg Lisa Jorgenson

Paul Rudd sbg George Madison

Owen Wilson sbg Matty Reynolds

Jack Nicholson sbg Charles Madison

Andrew Wilson sbg Matty's Teammate

Domenick Lombardozzi sbg Bullpen Pitcher

Ron McLarty sbg George's Lawyer

Molly Price sbg Coach Sally