TV Epic Yellowstone - Season 1 Episode 4 : Down the River Wild Epic Yellowstone - Season 1 Episode 4 : Down the River Wild 10/10 by 2 users Bill Pullman introduces and narrates this four-part documentary on the world's first national park, Yellowstone. Details Casts Posters Images Title Epic Yellowstone - Season 1 Episode 4 : Down the River Wild Alternative Titles Yellowstone – Park der Extreme First Air Date 2019-03-10 Last Air Date 2019-03-31 Number of Episodes 4 Number of Seasons 1 Genres Documentary, Networks Smithsonian Channel, Casts Bill Pullman Plot Keywords , Narrator (voice) Bill Pullman Episodes List Epic Yellowstone Season 1 :Episode 1 Fire and Ice Fire and Ice 2019-03-10 Bill Pullman introduces and narrates this four-part documentary on the world's first national park, Yellowstone. Epic Yellowstone Season 1 :Episode 2 Return of the Predators Return of the Predators 2019-03-17 Bill Pullman introduces and narrates this four-part documentary on the world's first national park, Yellowstone. Epic Yellowstone Season 1 :Episode 3 Life on the Wing Life on the Wing 2019-03-24 Bill Pullman introduces and narrates this four-part documentary on the world's first national park, Yellowstone. Epic Yellowstone Season 1 :Episode 4 Down the River Wild Down the River Wild 2019-03-31 Bill Pullman introduces and narrates this four-part documentary on the world's first national park, Yellowstone.