Overview: 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.
Overview: Part two of a special two hour season four premiere.
Overview: Crew members visit a plant nursery where attention to detail is key when building a complex planter box in the individual challenge.
Overview: Diesel mechanic Quincey Walker guides the crews through a series of challenges that involve servicing automobiles.
Overview: 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.
Overview: 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.
Overview: Season three competitor and carpenter Lamar Hanger returns to guide the crews through a series of construction challenges.