Justin Timberlake plays romantic lifeguard who has an affair in Woody Allen flick

Justin Timberlake discovered it wasn’t easy to play a romantic lifeguard in Woody Allen’s “Wonder Wheel”. As Mickey, Timberlake narrates the 1950s-set film, talking directly to the audience, and carries on an affair with Kate Winslet’s unhappily married Ginny. “It’s funny”, Timberlake, 36, said. “These characters have all had something tragic happen to them. If you look at them on paper, there is no hope. But Mickey” — who lives in artsy Greenwich Village and…