There might have been complaints about the traffic delays, but for curious onlookers, it was worth it to see Lydiard Street's transformation.
It will be used as a location in the South Korean and Australian co-production Road to Boston, about Korean athlete Suh Yun-bok's win in the 1947 Boston Marathon.
The classic cars and police bikes attracted as much attention as the period-appropriate outfits, as did Korean film star and former K-Pop artist Im Si-Wan.
Ballarat being no stranger to costumed characters wandering the streets, many of the extras noted people had been friendly in town, and the movie business was actually a lot slower than they were expecting - "there's a lot of standing around" was a common refrain.
Shooting moves to Camp Street on Friday afternoon, which will be closed to traffic from 2pm to 6pm - parking will be reserved all day.
On Saturday, Humffray Street and Main Road in Bakery Hill will be closed from 6.15am to 3pm, with Porter Lane and the Humffray Street intersection closed from 3pm to 6pm.
Businesses will remain open.
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