Grant Gustin felt that, like speedster Barry Allen, The Flash‘s musical episode arrived on the scene a bit quickly. The 17th ...

The Flash‘s Jesse L. Martin and Carlos Valdes also sang in the episode, as did Glee grad Darren Criss, guesting as the villainous Music Meister. More from TVLine TVLine Items: Grant Gustin at Tonys, ...

How many Broadway shows has Grant Gustin been in? Grant Gustin has appeared on Broadway in 1 shows. How many West End shows has Grant Gustin been in? Grant Gustin has not appeared in the West End.

This is where The Flash alum Grant Gustin comes in — perfectly charming ... Unfortunately, the songs— with music and lyrics ...

After playing The Flash for ten years to great success, Grant Gustin's time as Barry Allen shows that Andy Muschietti's arguments to defend The Flash movie's box office issues are wrong.