Every season of Dead or Alive ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Dead or Alive!

Nat Geo WILD goes inside the harrowing accounts of two U.S. grizzly attacks that left one dead and others critically injured.

Grizzly Woods

Nat Geo WILD details two brutal shark attacks -- one of them fatal -- that left victims stunned and local communities on edge. Revisit the tense moments through firsthand accounts and heart-pounding recreations.

Blood in the Water

Hippos can be among the most aggressive and territorial creatures on the planet -- two groups of tourists learned this the hard way when a routine trip down Zimbabwe's Zambezi River leaves them fighting for their lives.

Hippo Rampage

When an American Billionaire on a family safari and an amateur photographer holidaying with friends are attacked by elephants, their lives hang in the balance.

Trampled on Safari

A routine outing in the mountains of northern California turns violent when unsuspecting trail-goers cross paths with the region's most notorious predator: the cougar.

California Stalker

Two Florida residents are attacked by alligators, only one survives.

Gator Attack

What happens when wild animals and humans collide? Each episode in this new series features a dramatic recreation of a deadly predator attacking an unsuspecting victim, resulting in either a story of incredible survival or a story of tragic and sudden death.

The Best Seasons of Dead or Alive

The Best Seasons of Dead or Alive

Season 1