Suggestions by @brenosilvacosta2

Spoiler

as "I assume you're Mr. Wayne" in Hawkman and hawkgirl : Echoes of Eternity (2006)

Željko Ivanek

as Shadow Thief in Hawkman and hawkgirl : Echoes of Eternity (2006)

Tina Majorino

as Tina McGee in The Flash II : Rogues Mayhem (2004)

David Warner

as Kent Nelson in Hawkman and hawkgirl : Echoes of Eternity (2006)

Alan Silvestri

as Composer in Hawkman and hawkgirl : Echoes of Eternity (2006)

The Mummy Trilogy

as Influences in Hawkman and hawkgirl : Echoes of Eternity (2006)

Smallville

as Influences in Hawkman and hawkgirl : Echoes of Eternity (2006)

Hawkgirl: Hawkman Returns

as Influences in Hawkman and hawkgirl : Echoes of Eternity (2006)

Kellan Lutz

as Atom Smasher in Hawkman and hawkgirl : Echoes of Eternity (2006)

Wesley Snipes

as Mr. Terrific in Hawkman and hawkgirl : Echoes of Eternity (2006)

Amanda Seyfried

as Stargirl in Hawkman and hawkgirl : Echoes of Eternity (2006)

Nick Nolte

as Ted Grant in Hawkman and hawkgirl : Echoes of Eternity (2006)

Ian McKellen

as Alan Scott in Hawkman and hawkgirl : Echoes of Eternity (2006)

Richard E. Grant

as Gentleman Ghost in Hawkman and hawkgirl : Echoes of Eternity (2006)

Martin Sheen

as Jay Garrick in Hawkman and hawkgirl : Echoes of Eternity (2006)

Viggo Mortensen

as Vandal Savage in Hawkman and hawkgirl : Echoes of Eternity (2006)

Eva Mendes

as Hawkgirl in Hawkman and hawkgirl : Echoes of Eternity (2006)

Gerard Butler

as Hawkman in Hawkman and hawkgirl : Echoes of Eternity (2006)

Owen Wilson

as Floyd in True Romance (2003)

David Bowie

as Vincenzo Coccotti in True Romance (2003)