Conroy is distinguished for being the first voice actor to use two distinct voices to portray Bruce Wayne and Batman, which Michael Keaton had previously done in Tim Burton's live-action "Batman" films. In a tally of performances that include every episode and movie portrayal of Batman in live-action and animation, Conroy has portrayed the character longer than any other actor. The previous record-holder was Olan Soule, who voiced Batman in various animated works between the late 1960s and early 1980s (including "Super Friends"). Apart from the DCAU, Conroy has also portrayed Batman in the direct-to-video DC Universe Animated Original Movies: ' (2008), ' (2009), ' (2010), ' (2012), ' (2013), ' (2014), "" (2016) and "Justice League vs. the Fatal Five" (2019).