On TV Tonight, Friday, 8/19/2016: Dark Matter, Killjoys and More August 19, 2016 On TV Tonight NEW 8 PM – 9 PM Big Brother – 8pm CBS 9 PM – 10 PM Killjoys – 9pm Syfy My Last Days – 9pm CW 10 PM – 11 PM Dark Matter – 10pm Syfy Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Google+ (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Pocket (Opens in new window)