Their stories are the strongest part of the documentary, making up for uneven pacing and some otherwise strange editing choices. (metacritic.com)
Though the screenplay leads to uneven pacing problems that make it a sloppy movie, the action is quite compelling to see through. (justinreviews.org)
Critic Consensus: While John Carter looks terrific and delivers its share of pulpy thrills, it also suffers from uneven pacing and occasionally incomprehensible plotting and characterization. (rottentomatoes.com)