
Browse all 10 episodes in this season, including available images, air dates, runtimes, ratings and episode summaries from TMDB.

Episode 1
Host Phil Keoghan welcomes 12 new crew members to Catalina Island, off the coast of Southern California; competitors must build a concrete retaining wall for their first individual competition.

Episode 2
Part two of a special two hour season four premiere.

Episode 3
Crew members visit a plant nursery where attention to detail is key when building a complex planter box in the individual challenge.

Episode 4
Diesel mechanic Quincey Walker guides the crews through a series of challenges that involve servicing automobiles.

Episode 5
Savage Crew and Dirty Hands get tangled up in the team challenge when they must organize and load a 15,000-pound fishing net onto a boat.

Episode 6
Crew members compete in pairs to shrink wrap a large container, with the last couple to finish facing the overtime challenge where one person will be eliminated from the individual competition.

Episode 7
Season three competitor and carpenter Lamar Hanger returns to guide the crews through a series of construction challenges.
Episode 8
TMDB has not published a written overview for this episode yet.
Episode 9
TMDB has not published a written overview for this episode yet.
Episode 10
TMDB has not published a written overview for this episode yet.