Marlton's Andrea Langi on tonight's "Mercy"

Marlton actress Andrea Langi is featured prominently on tonight's "Mercy" (8 p.m., NBC). Langi, last seen on film having bathroom sex in a bar with Mickey Rourke in "The Wrestler," plays a stripper with a heart of gold in the medical drama. It turns out her character, Destiny, has a special bond with the father of nurse Veronica Callahan, played by Taylor Schilling.