Period piece.

Not only is Brittany Allen starring in Defiance, but she can also be seen in the Canadian TV series “Bomb Girls.” The series will premiere in the U.S. this September.

“Bomb Girls” tells the stories of the women working in a munitions factory building bombs for the Allied forces on the European front during World War II. It premiered in Canada on January 4, 2012 and can be seen on ReelzChannel beginning September 11.

“Bomb Girls” also stars Meg Tilly (“Caprica”), Jodi Balfour (“The Sinking of Laconia”), Peter Outerbridge (“Nikita”) and Sebastian Pigott (“Being Erica”). Allen can be seen in three episodes.

Were you surprised by the “PLL” season ender? Relive the twist in Soap Opera Fan’s Pretty Little Liars finale recap/a>. What tragedy will befall “Hell on Wheels?” Get the scoop and more in’s Primetime Spoilers.

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– Lori Wilson