What to Watch on Wednesday: ‘Vikings’ season ends, ‘Spy in the Wild’ starts

Moe Dunford, right, as Prince Aethelwulf in History’s “Vikings.”
Moe Dunford, right, as Prince Aethelwulf in History’s “Vikings.” HISTORY

The Vikings (9 p.m., History) – In the Season 4 finale, Prince Aethelwulf finds himself subject to the Vikings’ battle master plan, while Ecbert remains behind with a plan of his own.

Also on tonight . . .

Spy in the Wild: A Nature Miniseries (8 p.m., UNC-TV) – The start of a miniseries featuring wild animals, including wild dogs, elephants and monkeys.

The 100 (9 p.m., The CW) – In the Season 4 premiere, Clarke and her friends struggle with how to proceed after learning the fate of the world.

Star (9 p.m., Fox) – Star, Simone and Alex get an invitation to perform at a charity event, and Star manages to steal the spotlight even though Jalil put Alex in the lead.

The Carbonaro Effect (10 p.m., truTV) – In the Season 3 opener, Michael proves you are what you drink.

Suits (10 p.m., USA) – Harvey tries to repair a broken relationship.