Season 5 |
| 100 :05x01 - Bologna Maker (Jan/06/2009) | | Mike heads to Pennsylvania and tries his hand at making bologna and then goes to Alaska to repair a very special toilet. | |
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| 101 :05x02 - Abandoned Mine Plugger (Jan/13/2009) | | Mike travels to Ohio to check on the Common Tern population and then he finds himself in Northern California plugging an abandoned mineshaft. | |
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| 102 :05x03 - Animal Rendering (Jan/20/2009) | | Mike takes a trip to the La Brea Tar Pits in Los Angeles to find out about the important work being done in Pit 91. Then Mike travels north where he learns about rendering and discovers how much of a farm animal can be recycled. | |
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| 103 :05x04 - Goose Down Plucker (Jan/27/2009) | | Mike heads to Meridian, California to find out what it takes to harvest walnuts. Then he spends some time in Tulelake where he learns how to make goose down pillows and comforters. | |
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| 104 :05x05 - Diaper Cleaner (Feb/03/2009) | | Mike journeys to Queen Creek, Arizona to press olives into oil and then heads to Sacramento, California to clean dirty diapers. | |
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| 105 :05x06 - Spider Pharm (Feb/10/2009) | | Mike ventures to Payette, Idaho to learn how to make high quality bird food. Then he heads to Yarnell, Arizona to collect spiders from the desert to milk them for their venom. | |
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| 107 :05x08 - 200 Jobs Look-Back (Feb/24/2009) | | Mike takes a look back at his previous jobs, toughest co-workers, and his ongoing encounters with dirt and poo. | |
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| 108 :05x09 - Mike's Day Off (Mar/03/2009) | | Mike Rowe challenges his bosses to see if they have what it takes to get dirty. The two executive producers responsible for sending Mike out to the dirtiest jobs around the country are going to roll up their sleeves and attempt a dirty job of their own. | |
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| 112 :05x13 - Toilet Crusher (Oct/20/2009) | | Mike performs tests on endangered snapping turtles, then travels to San Francisco where he removes and recycles toilets. | |
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| 115 :05x16 - Glass Maker (Nov/10/2009) | | Mike goes to Jonesboro, Arkansas to perform dung beetle research. Then he heads to Williamstown, West Virginia to try his hand at making glass art. | |
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| 116 :05x17 - Rocky Reach Dam (Nov/17/2009) | | Host Mike Rowe maintains a hydroelectric damn and then catches and tags fish before wading through fish poop. | |
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