The Flash: Saga of the Scarlet Speedster

Grant Gustin

Self

Ezra Miller

Self

Andy Muschietti

Self

Geoff Johns

Self

Christina Hodson

Self

Barbara Muschietti

Self

Mark Waid

Self

Marv Wolfman

Self

Joshua Williamson

Self

Jeremy Adams

Self

Francis Manapul

Self

Julius Schwartz

Self (archive footage)