The pace of the movie is really fantastic, but once you get past that and realize you've been watching a 90-minute bike chase, which isn't nearly as thrilling as the trailer lets on, you begin to deflate.

Want more from a late-summer joyride than slides, wheelies and bunny hops? Get a load of Shannon, dementedly inspired, trying out an oddball accent and Richard Widmark giggle.

Just a few spokes short of a wheel, guys.

While the story is essentially a simple "beat the clock" scenario that maybe we've seen before, it offers decent twists to keep us guessing and clever plot-essential rewind flashbacks to provide exhale time and "ah-ha" wisdom.