American Ninja Warrior: Season 4

Tập 1 2012-05-20 | 60 min People from the Southwest compete for a chance at the world's most difficult obstacle course. Tập 2 2012-05-20 | 60 min People from the Southwest compete for a chance at the world's most difficult obstacle course. Tập 3 2012-05-22 | 60 min The top 30 finishers from the Southwest qualifying round take on an even more challenging obstacle course to advance to the national finals. Tập 4 2012-05-27 | 60 min Midwest competitors try to qualify for the national contest. Tập 5 2012-05-27 | 60 min Midwest competitors try to qualify for the national contest. Tập 6 2012-05-21 | 60 min The top 30 qualifiers compete for a chance to move on to the national finals and tackle a harder course in hope of getting the $50,000 prize. Tập 7 2012-05-28 | 60 min Athletes from the Northeast compete. Tập 8 2012-05-29 | 60 min Athletes from the Northeast compete. Tập 9 2012-06-03 | 60 min The top 30 Northeast finishers take on a more challenging course. Tập 10 2012-06-03 | 60 min Contestants from the Northwest compete. Tập 11 2012-06-04 | 60 min Contestants from the Northwest compete. Tập 12 2012-06-05 | 60 min The top 30 Northwest finishers compete. Tập 13 2012-06-10 | 60 min Competitors from the Midsouth region. Tập 14 2012-06-10 | 60 min Competitors from the Midsouth region. Tập 15 2012-06-11 | 60 min The top 30 Mid-south competitors compete. Tập 16 2012-06-12 | 60 min Athletes and everyday people compete for a chance to take on the World's Most Difficult Obstacle Course. Tập 17 2012-06-17 | 60 min Athletes and everyday people compete for a chance to take on the World's Most Difficult Obstacle Course. Tập 18 2012-06-17 | 60 min The top 30 Southeast finishers compete on a more challenging course.. Tập 19 2012-06-18 | 60 min One hundred competitors attempt the most-difficult obstacle course. Tập 20 2012-06-19 | 60 min Stage 1 of the most-difficult obstacle course continues. Tập 21 2012-06-24 | 60 min Stage 1 of the most difficult obstacle course continues. Tập 22 2012-06-24 | 60 min Stage 1 of the 8 obstacle course will challenge even the most skilled competitors. Tập 23 2012-06-25 | 60 min Top finishers challenge Mount Midoriyama. Tập 24 2012-06-26 | 60 min Ultimate challenges including the Spider Flip and the Double Salmon Ladder. Tập 25 2012-07-08 | 60 min Previously unseen footage includes top finishers from preliminary rounds tackling a challenging obstacle course. Tập 26 2012-07-08 | 60 min Competitors face a challenging obstacle course in hope of landing a spot in the finals. Tập 27 2012-07-08 | 60 min Top contenders tackle a challenging obstacle course in hope of moving to the final round. Tập 28 2012-07-09 | 60 min Competitors face a challenging obstacle course in hope of landing a spot in the finals. Tập 29 2012-07-10 | 60 min Athletes face the eight obstacles of Stage 1 in Las Vegas. Tập 30 2012-07-16 | 60 min Finalists take on a four-stage course. Challenges include a "jumping spider" and a "spinning bridge." Tập 31 2012-07-17 | 60 min Athletes compete in the finals in Las Vegas. Tập 32 2012-07-24 | 60 min Top finishers from the regionals advance to the final round.