Stream Elseworlds, the 3-episode crossover, free only on The CW App: go.cwtv.com/Elseworldsyt<br /><br />Still trapped in each other's bodies, Oliver and Barry head to Gotham City with Supergirl to find out why their reality changed and cross paths with the mysterious Kate Kane.<br /><br />Director: James Bamford<br /><br />Writers: Greg Berlanti (developed by), Marc Guggenheim (developed by) | 3 more credits »<br /><br />Stars: Stephen Amell, David Ramsey, Emily Bett Rickards
