S09 Special: Dirty Holidays
S08 Special: The Nitty Gritty: Beer Processing
S08 Special: The Dirty Truth
S08 Special: Crew Unemployment
S08 Special: Tight Spaces (2)
S07 Special: Sled Dog Breeder
S02 Special: Mike's Day Off
S07 Special: 200 Jobs Look-Back
S07 Special: Brown Before Green (2)
S07 Special: Dirty Presidents
S04 Special: Greenland Shark Quest
S09 Special: Dirty DNA
1x01: Bat Cave Scavenger
1x05: Sewer Inspector
1x02: Worm Dung Farmer
1x03: Roadkill Cleaner
1x06: Pig Farmer
1x07: Chick Sexer
1x08: Vexcon
2x02: Ostrich Farmer
2x01: Hot Tar Roofer
