Episode 01Feb. 18, 2016 
Episode 02Feb. 25, 2016 
Episode 03Mar. 03, 2016 
Episode 04Mar. 10, 2016 
Episode 05Mar. 17, 2016 
Episode 06Mar. 24, 2016 
Episode 07Mar. 31, 2016 
Episode 08Apr. 07, 2016 
Episode 09Apr. 14, 2016 
Episode 10Apr. 21, 2016 
Episode 11Nov. 30, 2016 
Episode 12Dec. 07, 2016 
Episode 13Dec. 14, 2016 
Episode 14Dec. 21, 2016 
Episode 15Dec. 28, 2016 
Episode 16Jan. 04, 2017 
Episode 17Jan. 11, 2017 
Episode 18Jan. 18, 2017 
Episode 19Jan. 25, 2017 
Episode 20 [S04 Last]Feb. 01, 2017 
A ferocious battle between the Vikings and the French eventually comes down to Ragnar against Rollo. The outcome will seal the fate of the two brothers.
