Watch the extended finale trailer for the CW's The Flash.

The CW has released an all new extended trailer for the season 1 finale of The Flash! It features some great footage and really teases fans about what they can expect in the finale. The first season has been a rollercoaster of emotions in the best way possible and it'll be exciting to see what the finale will bring to fans.

The Flash season 1 finale will air next Tuesday at 8pm EST.

"Run, Barry ... run!"



Source: YouTube - The CW Television Network