Supergirl 1x18
Worlds Finest
Kara gains a new ally when the lightning-fast superhero The Flash suddenly appears from an alternate universe and helps Kara battle Siobhan, aka Silver Banshee, and Livewire in exchange for her help in finding a way to return him home.
Supergirl season 1
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1x1Pilot Oct 26, 2015 -
1x2Stronger Together Nov 02, 2015 -
1x3Fight or Flight Nov 09, 2015 -
1x4Livewire Nov 16, 2015 -
1x5How Does She Do It? Nov 23, 2015 -
1x6Red Faced Nov 30, 2015 -
1x7Human for a Day Dec 07, 2015 -
1x8Hostile Takeover Dec 14, 2015 -
1x9Blood Bonds Jan 04, 2016 -
1x10Childish Things Jan 18, 2016 -
1x11Strange Visitor From Another Planet Jan 25, 2016 -
1x12Bizarro Feb 01, 2016 -
1x13For The Girl Who Has Everything Feb 08, 2016 -
1x14Truth, Justice and the American Way Feb 22, 2016 -
1x15Solitude Feb 29, 2016 -
1x16Falling Mar 14, 2016 -
1x17Manhunter Mar 21, 2016 -
1x18Worlds Finest Mar 28, 2016 -
1x19Myriad Apr 11, 2016 -
1x20Better Angels Apr 18, 2016