The role of Talia al Ghul, played by Olivia Hussey, was previously played by Helen Slater in Batman: The Animated Series (1992). Slater played Clark's cousin Kara in Supergirl (1984), and would go on to play Kara's adoptive mother on Earth in Supergirl (2015).
Included as a "Bruce Timm's Top Picks" bonus cartoon on the bluray release of Superman/Batman: Public Enemies (2009).