20 intriguing pics from Syfy's epic new series Defiance

The premiere date for one of Syfy’s biggest shows ever is getting closer, and we have 20 revealing new pics to help make the wait a little more bearable. Welcome to the world of Defiance.

Set on a post-alien-invasion Earth, the series will follow characters of all kinds just trying to survive and protect their freedom. In addition to the TV series, the storyline will also advance in a shared universe videogame of the same name.

The massive cast is loaded with science fiction alums, including Grant Bowler (True Blood), Julie Benz (Dexter), Jaime Murray (Warehouse 13), Tony Curran (Blade II) and several others.

Go ahead and mark your calendar for the premiere on Monday, April 15.

(Via Syfy)