Season
Episode
- Episode 1: $1 Million Dollar Edition
- Episode 2: Return to Las Vegas (1)
- Episode 3: Return to Las Vegas (2)
- Episode 4: Heli Crawl and Flag Grab; Maggoty Madness; Head on Pipe Ramp
- Episode 5: Heli Water Drag; Cow Eye Juice; Truck to Truck Transfer
- Episode 6: Halloween Episode
- Episode 7: All Female Episode #2
- Episode 8: Four Stunt Episode #2
- Episode 9: Water Sack; Beetle Roach & Worm Transfer; Spinning Ledge
- Episode 10: Truck to Helicopter; Table Clearing; Under the Semi
- Episode 11: Family Fear Factor
- Episode 12: Boat to Boat; Worm Wine; Matrix Truck Straddle
- Episode 13: Cable Surfing; Gift Exchange; Lake O' Fire
- Episode 14: Fear Factor Twins #2
- Episode 15: Couples Fear Factor (1)
- Episode 16: Couples Fear Factor (2)
- Episode 17: Couples Fear Factor (3)
- Episode 18: Couples Fear Factor (4)
- Episode 19: Couples Fear Factor (5)
- Episode 20: Couples Fear Factor (6)
- Episode 21: Couples Fear Factor (7)
- Episode 22: Four Stunt Episode #3
- Episode 23: Four Stunt Episode #4
- Episode 24: All Female Episode #3
- Episode 25: Siblings Fear Factor
- Episode 26: Twirling Misery; Eat Live Snails; Car Jump out of Back of Semi
- Episode 27: Extreme Building Plunge; Bug Windshield; Rotating Beam to Platform
- Episode 28: Tunnel Flag Snag; Potato Bug Bazooka; Tractor Car Roll
- Episode 29: Miss USA Edition #2
- Episode 30: Team Transfer; Hagfish Transfer; Cable Stand
- Episode 31: Bound in Chains; Get the Gator; Heli Rope Transfer
- Episode 32: Dual Heli Beam Walk; Fly Shake; Hop the Train
- Episode 33: Underwater Tumbler; Bug Body Bag; Dual Heli Wall
- Episode 34: Family Beam Walk; Family of Roaches; Kid-A-Pult
Fear Factor Season 4 Fear Factor Twins #2
Competition reality series in which contestants must decide if they have the guts and determination to face their fears while outpacing the competition.
