“arrow” (8 p.m., the cw): Hunky Stephen Amell hits the target in “Arrow,” a

“arrow” (8 p.m., the cw): Hunky Stephen Amell hits the target in “Arrow,” a new action series about a shipwrecked castaway who returns home after five years of isolation and takes on the persona of a vigilante crime fighter.

“nashville” (10 p.m., abc): “Nashville” is a great new drama with a twangy beat. Connie Britton shines as a fading country star whose throne is coveted by a cunning young phenom (Hayden Panettiere).

tv listings, b6

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