Season 4
32 episodes · first aired 2012-05-20
| Still | # | Title | Overview | Air date | Rating |
|---|---|---|---|---|---|
| 01 | Southwest Qualifying Round (1) 2012-05-20 | People from the Southwest compete for a chance at the world's most difficult obstacle course. | 2012-05-20 | 0.0 | |
| 02 | Southwest Qualifying Round (2) 2012-05-20 | People from the Southwest compete for a chance at the world's most difficult obstacle course. | 2012-05-20 | 0.0 | |
| 03 | Southwest Regional Finals 2012-05-22 | The top 30 finishers from the Southwest qualifying round take on an even more challenging obstacle course to advance to the national finals. | 2012-05-22 | 0.0 | |
| 04 | Midwest Regional Qualifying Round (1) 2012-05-27 | Midwest competitors try to qualify for the national contest. | 2012-05-27 | 0.0 | |
| 05 | Midwest Regional Qualifying Round (2) 2012-05-27 | Midwest competitors try to qualify for the national contest. | 2012-05-27 | 0.0 | |
| 06 | Midwest Regional Finals 2012-05-21 | 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. | 2012-05-21 | 0.0 | |
| 07 | Northeast Regional Qualifying Round (1) 2012-05-28 | Athletes from the Northeast compete. | 2012-05-28 | 0.0 | |
| 08 | Northeast Regional Qualifying Round (2) 2012-05-29 | Athletes from the Northeast compete. | 2012-05-29 | 0.0 | |
| 09 | Northeast Region Finals 2012-06-03 | The top 30 Northeast finishers take on a more challenging course. | 2012-06-03 | 0.0 | |
| 10 | Northwest Regional Qualifying Round (1) 2012-06-03 | Contestants from the Northwest compete. | 2012-06-03 | 0.0 | |
| 11 | Northwest Regional Qualifying Round (2) 2012-06-04 | Contestants from the Northwest compete. | 2012-06-04 | 0.0 | |
| 12 | Northwest Regional Finals 2012-06-05 | The top 30 Northwest finishers compete. | 2012-06-05 | 0.0 | |
| 13 | Midsouth Regional Qualifying Round (1) 2012-06-10 | Competitors from the Midsouth region. | 2012-06-10 | 0.0 | |
| 14 | Midsouth Regional Qualifying Round (2) 2012-06-10 | Competitors from the Midsouth region. | 2012-06-10 | 0.0 | |
| 15 | Midsouth Regional Finals 2012-06-11 | The top 30 Mid-south competitors compete. | 2012-06-11 | 0.0 | |
| 16 | Southeast Regional Qualifying Round (1) 2012-06-12 | Athletes and everyday people compete for a chance to take on the World's Most Difficult Obstacle Course. | 2012-06-12 | 0.0 | |
| 17 | Southeast Regional Qualifying Round (2) 2012-06-17 | Athletes and everyday people compete for a chance to take on the World's Most Difficult Obstacle Course. | 2012-06-17 | 0.0 | |
| 18 | Southeast Regional Finals 2012-06-17 | The top 30 Southeast finishers compete on a more challenging course.. | 2012-06-17 | 0.0 | |
| 19 | Las Vegas Finals (1) 2012-06-18 | One hundred competitors attempt the most-difficult obstacle course. | 2012-06-18 | 0.0 | |
| 20 | Las Vegas Finals (2) 2012-06-19 | Stage 1 of the most-difficult obstacle course continues. | 2012-06-19 | 0.0 | |
| 21 | Las Vegas Finals (3) 2012-06-24 | Stage 1 of the most difficult obstacle course continues. | 2012-06-24 | 0.0 | |
| 22 | Las Vegas Finals (4) 2012-06-24 | Stage 1 of the 8 obstacle course will challenge even the most skilled competitors. | 2012-06-24 | 0.0 | |
| 23 | Las Vegas Finals (5) 2012-06-25 | Top finishers challenge Mount Midoriyama. | 2012-06-25 | 0.0 | |
| 24 | Las Vegas Finals (6) 2012-06-26 | Ultimate challenges including the Spider Flip and the Double Salmon Ladder. | 2012-06-26 | 0.0 | |
| 25 | Best of Southwest 2012-07-08 | Previously unseen footage includes top finishers from preliminary rounds tackling a challenging obstacle course. | 2012-07-08 | 0.0 | |
| 26 | Best of the Midwest 2012-07-08 | Competitors face a challenging obstacle course in hope of landing a spot in the finals. | 2012-07-08 | 0.0 | |
| 27 | Best of Northeast 2012-07-08 | Top contenders tackle a challenging obstacle course in hope of moving to the final round. | 2012-07-08 | 0.0 | |
| 28 | Best of Northwest 2012-07-09 | Competitors face a challenging obstacle course in hope of landing a spot in the finals. | 2012-07-09 | 0.0 | |
| 29 | Best of Midsouth 2012-07-10 | Athletes face the eight obstacles of Stage 1 in Las Vegas. | 2012-07-10 | 0.0 | |
| 30 | Best of Southeast 2012-07-16 | Finalists take on a four-stage course. Challenges include a "jumping spider" and a "spinning bridge." | 2012-07-16 | 0.0 | |
| 31 | Best of the Finals (1) 2012-07-17 | Athletes compete in the finals in Las Vegas. | 2012-07-17 | 0.0 | |
| 32 | Best of the Finals (2) 2012-07-24 | Top finishers from the regionals advance to the final round. | 2012-07-24 | 0.0 |
Ratings shown are community scores. Once OMDB is wired, these become per-episode IMDB values.