Balthazar Getty: Shirtless in Malibu!

Balthazar Getty shows off his shirtless body while enjoying the beach waves with his cute son Cassius on Sunday (September 16) in Malibu, Calif.

The 37-year-old actor flashed a smile while sporting colorful swim shorts.

PHOTOS: Check out the latest pics of Balthazar Getty

Balthazar can be seen next in the upcoming film, Big Sur, starring Kate Bosworth.

The film centers on Jack “Kerouac’s move from New York to Northern California, as he tries to rediscover himself after badly handling the fame, drugs and decadent lifestyle that came with his groundbreaking novel ‘On The Road.’”

20+ pictures inside of Balthazar Getty shirtless on a beach in Malibu…