One of the DC Animated Universe's most iconic stars, Batman: Mask of the Phantasm's Dana Delany, wished the Caped Crusader a very happy birthday as fans around the globe celebrate Batman's 80th anniversary. Created by Bob Kane and Bill Finger, Batman first appeared in Detective Comics #27 on March 30, 1939.From 1943's The Batman serial through to 2018's Batman Ninja, the Dark Knight has appeared on screens in various live-action and animated forms. 1Batman: Mask of the Phantasm is held as one of the best as it continued the acclaimed Batman: The Animated Series and became Warner Bros. Animation's first original theatrical film. Mask of the Phantasm even returned to theaters for a limited run in November 2018.RELATED: Zack Snyder: Anyone Surprised By Batman Killing Needs to 'Wake the F*ck Up'

Known for her roles in the likes of China Beach, Tombstone and Desperate Housewives, Delany also played the mysterious Andrea Beaumont in Mask of the Phantasm. Posting on Twitter, the actor shared a throwback to her time on the 1993 classic and captioned her tweet, "Wishing my beloved a happy(?) anniversary. #Batman80."

In Mask of the Phantasm, Beaumont was a woman from Bruce Wayne's past and ex-fiancée who jilted the billionaire playboy. The movie plays out as Beaumont is revealed as the femme fatale  behind the guise of the deadly Phantasm. Hoping to take revenge on the Joker for the murder of her father, Beaumont dressed up as the Grim Reaper-inspired anti-heroine and gave Batman one of his toughest cases.

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After Delany's work on Phantasm, she was later cast as Lois Lane in Superman: The Animated Series and went reprise her role as Clark Kent's love interest numerous times over the years and define the iconic character for a generation of fans.

Beaumont survived Mask of the Phantasm's explosive finale and has appeared a handful of times outside the movie. As well as returning in 1996's Batman & Robin Adventures Annual #1, Beaumont popped up in the Season 2 finale of Justice League Unlimited and the Batman Beyond 2.0 digital comic.

Alongside the likes of director Tim Burton's Batman and The Dark Knight, Batman: Mask of the Phantasm is a lauded theatrical outing for the cape and cowl hero. Despite its disappointing box office run, the movie went on to become a cult classic and have an extremely successful home video release.