London: Hollywood actor Gerard Butler was reportedly rushed to hospital after escaping a dangerous surfing stunt.

The 42-year-old was trapped underwater after being hit by a succession of waves while filming in California, reported a leading daily.

The actor has been shooting for 'Men and Mavericks' based on the true life story of a tragic young surfer Jay Moriarty. Butler has been training all summer on the coast to recover the six-pack physique he developed for 300.

The accident happened at Maverick's, the infamous Northern California surf spot south of San Fransisco.

Butler who plays the role of champion surfer Rick "Frosty" Henson, was caught in a 12ft swell when he was hit by a wave.

He was pulled from the water onto a jet ski and then brought to shore. The actor was taken in an ambulance to a nearby hospital and detained for observation overnight.

Butler's representatives were unavailable to comment.