Sonic the Hedgehog

Factual error: Speed radar guns work by measuring the speed of an object that is either approaching or moving away from it. So when it shows Sonic running across, the beam giving the measurement wouldn't work, and he would have barely even registered on the device. (00:04:44)

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Visible crew/equipment: When Tom and Sonic pull over and the mini drone explodes, knocking Sonic unconscious, the camera pans away and you can see emergency vehicles blocking the road on the right of the screen, presumably closing down the road for filming. (00:59:55)

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Sonic the Hedgehog: Look at this, I took nine million steps today.

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Trivia: The film's first trailer - in particular the design chosen for Sonic - was so poorly received, that the director confirmed on Twitter two days later that the studio was committed to changing the design to quell the backlash.

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