Dirección: Cecilia Aranovich
Las hermanas del mar, Siren y Mera, roban una poderosa reliquia durante un ataque por sorpresa al Instituto de Superhéroes. Con el "Libro de las Leyendas" en su poder, Siren pretende reunir el ejército de las profundidades del océano. ¡Wonder Woman, Batgirl y Supergirl deberán ayudar a Aquaman a defender Atlantis y detener a la siniestra Siren!
Yvette Nicole Brown
Principal Waller (voice)
Greg Cipes
Beast Boy (voice)
Teala Dunn
Bumblebee (Voice)
Anais Fairweather
Supergirl (Voice)
Nika Futterman
Hawkgirl (voice)
Grey DeLisle
Wonder Woman (voice)
Julianne Grossman
Hippolyta (voice)
Tania Gunadi
Lady Shiva (voice)
Josh Keaton
Flash (voice)
Tom Kenny
Commissioner Gordon / Crazy Quilt (voice)
Misty Lee
Big Barda (voice)
Erica Lindbeck
Mera / Siren (Voice)
Danica McKellar
Frost (voice)
Max Mittelman
Aquaman (Voice)
Khary Payton
Cyborg (voice)
Stephanie Sheh
Katana (voice)
Tara Strong
Harley Quinn / Poison Ivy / Raven (Voice)
Fred Tatasciore
Burly Man (voice)
Hynden Walch
Starfire (voice)
Mae Whitman
Batgirl (Voice)
Yvette Nicole Brown
Principal Waller (voice)
Greg Cipes
Beast Boy (voice)
Teala Dunn
Bumblebee (Voice)
Anais Fairweather
Supergirl (Voice)
Nika Futterman
Hawkgirl (voice)
Grey DeLisle
Wonder Woman (voice)
Julianne Grossman
Hippolyta (voice)
Tania Gunadi
Lady Shiva (voice)
Josh Keaton
Flash (voice)
Tom Kenny
Commissioner Gordon / Crazy Quilt (voice)
Misty Lee
Big Barda (voice)
Erica Lindbeck
Mera / Siren (Voice)
Danica McKellar
Frost (voice)
Max Mittelman
Aquaman (Voice)
Khary Payton
Cyborg (voice)
Stephanie Sheh
Katana (voice)
Tara Strong
Harley Quinn / Poison Ivy / Raven (Voice)
Fred Tatasciore
Burly Man (voice)
Hynden Walch
Starfire (voice)
Mae Whitman
Batgirl (Voice)
Yvette Nicole Brown
Principal Waller (voice)
Greg Cipes
Beast Boy (voice)
Teala Dunn
Bumblebee (Voice)
Anais Fairweather
Supergirl (Voice)
Nika Futterman
Hawkgirl (voice)
Grey DeLisle
Wonder Woman (voice)
Julianne Grossman
Hippolyta (voice)
Tania Gunadi
Lady Shiva (voice)
Josh Keaton
Flash (voice)
Tom Kenny
Commissioner Gordon / Crazy Quilt (voice)
Misty Lee
Big Barda (voice)
Erica Lindbeck
Mera / Siren (Voice)
Danica McKellar
Frost (voice)
Max Mittelman
Aquaman (Voice)
Khary Payton
Cyborg (voice)
Stephanie Sheh
Katana (voice)
Tara Strong
Harley Quinn / Poison Ivy / Raven (Voice)
Fred Tatasciore
Burly Man (voice)
Hynden Walch
Starfire (voice)
Mae Whitman
Batgirl (Voice)