Supergirl and The Flash - Crossover Preview

Check out the official preview for Supergirl and The Flash crossover TV event, right now on Fan Reviews!

The Supergirl episode "Worlds Finest" airs Monday, March 28 at 8 p.m. ET/PT on CBS.

Supergirl is an American superhero fiction action-adventure drama television series developed by Ali Adler, Greg Berlanti and Andrew Kreisberg, that airs on CBS. It is based on the DC Comics character Supergirl (Kara Zor-El), created by Otto Binder and Al Plastino, and stars Melissa Benoist in the title role. Supergirl is a costumed superheroine who is the biological cousin to Superman and one of the last surviving Kryptonians. The series was officially picked up on May 6, 2015 after receiving a series commitment in September 2014, and premiered on October 26, 2015. Supergirl received a full season order of 20 episodes on November 30, 2015.

he Flash is an American television series developed by Greg Berlanti, Andrew Kreisberg and Geoff Johns, airing on The CW. It is based on the DC Comics character Barry Allen / Flash, a costumed superhero crime-fighter with the power to move at superhuman speeds. It is a spin-off from Arrow. The series follows Allen, portrayed by Grant Gustin, a crime scene investigator who gains super-human speed, which he uses to fight criminals, including others who have also gained superhuman abilities.