Alyssa Krull is a fictional character portrayed by Jeanine Harrington in the TV series Supergirl.
They appear in 1 episodes out of a total of 126 aired
Episodes1
Fight or Flight
episode S1.E3 november 2015Supergirl's powers are put to the test when one of Superman's most formidable enemies, Reactron, shows up in National City to take her down. In the meantime, Cat makes plans to run an expose on Supergirl.