The Passion of the Christ star lives next door to Spears in a gated community and has put his $18 million mansion on the market to get away from the beleaguered pop star.
The “Toxic” singer has been visited by police and family services this year, and also has a steady stream of fans and paparazzi following her every move.
A source tells Australian newspaper the Sydney Daily Telegraph, "People are always hanging around outside the gates and he is worried his kids might get hurt."
Gibson, his wife Robyn and their seven children are moving to a new home set on a ranch in the foothills of the Santa Monica Mountains.
The new location is reportedly closer to the $3.7 million Catholic church he has built.
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