Watch "The Flash" Duet (2017) Online

Mon-El and Hank Henshaw arrive carrying a comatose Supergirl, who was attacked by the Music Meister; when the Music Meister attacks Barry, both he and Supergirl wake up in an alternate reality that they have to sing and dance their way out of. Special Episode: Flash s03e17 Read More

Watch "The Flash" Duet online. Featuring Melissa Benoist and Grant Gustin, "The Flash" Duet is classified as Music and Action genre movie with an average rating across the web of 5.5. It is available for streaming online in the USA The movie was released on 2017. "The Flash" Duet was directed by . Read Less