Nate Buchanan, one half of the duo Kara and Nate, takes on his first “last man standing” format backyard-ultra in order to find his limit. In this race format, participants must complete a 4.167-mile loop every hour on the hour. Facing extreme physical demand and sleep deprivation, the Kara and Nate navigate the unique race format while managing their support station and race strategy to keep going as long as possible.

Nate Buchanan
as Nate Buchanan as Self

Kara Buchanan
as Kara Buchanan as Self

Dusty Buchanan
as Self - Nate Buchanan's Brother

Phil Gore
as Self

Sarah Buchanan
as Self - Nate Buchanan's Sister-in-law

Tim Walsh
as Self - Race Director of Dead Cow Gully

Charlie (Kara and Nate
as Self - Nate Buchanan's Friend

Wayne Armstrong
as Self - Dead Cow Gully participant

James Buchanan
as Self - Nate Buchanan's Father

Pop Buchanan
as Self - Nate Buchanan's Grandfather