Wednesday’s highlights on TV include:
As Season 4 of “Arrow” begins, Oliver Queen (Stephen Amell) is away on a romantic escape. Luckily, John Diggle (David Ramsey) is around to battle assassins led by Damien Darhk (Neal McDonough). 8 p.m., The CW
Seems you can check into the Los Angeles hot spot at the center of “American Horror Story: Hotel,” but you can never leave. Maybe that’s because it’s owned by a demented countess played by Lady Gaga. 10 p.m., FX
The legend of King Arthur is explored in the Season 2 premiere of “Expedition Unknown.” 9 p.m., Travel
From Herald news services
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