Suggestions by @paulcoolman

Christopher Nolan

as Producer in The Flash: Lightning & Thunder (2015)

Richard Donner

as Producer in The Flash: Lightning & Thunder (2015)

Phil Lord and Christopher Miller

as Director in The Flash: Lightning & Thunder (2015)

Sam Claflin

as A Mirror Dimension... in The Flash: Lightning & Thunder (2015)

Mirror Master (Evan McCuloch)

as A Mirror Dimension... in The Flash: Lightning & Thunder (2015)

Spoiler

as A Mirror Dimension... in The Flash: Lightning & Thunder (2015)

Jai Courtney

as Captain Boomerang in The Flash: Lightning & Thunder (2015)

Wentworth Miller

as Captain Cold in The Flash: Lightning & Thunder (2015)

Bruce Greenwood

as The OG Flash in The Flash: Lightning & Thunder (2015)

Mary Elizabeth Winstead

as Iris West-Allen in The Flash: Lightning & Thunder (2015)

Dylan O'Brien

as Kid Flash in The Flash: Lightning & Thunder (2015)

Adam Brody

as The Flash II in The Flash: Lightning & Thunder (2015)

Margot Robbie

as Karen Hill in CASTING CALL: Goodfellas

Chris Evans

as Martin Riggs in Almost Cast: Lethal Weapon

Brad Pitt

as We Need To Talk... in Green Lantern (2011)

Brad Pitt

as The OG Green Lantern in Green Lantern: Emerald Knights (2014)

Christopher Nolan

as Producer in Green Lantern: Emerald Knights (2014)

Richard Donner

as Producer in Green Lantern: Emerald Knights (2014)

Denis Villeneuve

as Director in Green Lantern: Emerald Knights (2014)

Blake Lively

as Arisia Rrab in Green Lantern: Emerald Knights (2014)