The world's most famous ex-governor of California returns to a previous role in Terminator Genisys this summer.
He donned the garb in public today as part of a stunt to raise money for the After-School All-Stars programme, which plans after-school activities for underprivileged children.
He posed as a wax figure in Madame Tussauds in Hollywood (crueller critics might claim that it was his most lifelike performance ever) and proceeded to frighten the wits out of folk who posed for a picture.