Black Knight

Comparisons to Mark Twain's much-filmed A Connecticut Yankee in King Arthur's Court are both inevitable and highly unflattering to this often painfully unfunny fish-out-of-water saga. Jamal Walker (Martin Lawrence), who's employed by a tacky medieval theme park, is less a character than a collection of mildly annoying comedic ticks. One morning, following a (mercifully) brief flossing montage that accompanies the opening credits, Jamal takes a tumble into the park's polluted moat. The next thing the audience knows, he's in 14th-cenury England, although for some reason — most likely bad screenwriting — it takes Jamal himself about thirty minutes to fi...