Aquaman was last seen on the CW series during Season 8. The site reports that Alan Ritchson will return as Arthur "AC" Curry/Aquaman during the ninth episode, which will air during November sweeps week.
Alan Ritchson is just the latest Smallville cast member confirmed to return for the 10th and final season. John Glover is returing as Lionel Luthor, John Schneider is back as Clark Kent's father, Laura Vandervoort reprises her role as SuperGirl, James Marsters comes back as Brainiac and Michael Shanks will play Hawkman.
We'll continue to update you with any more Smallville alumni coming back for the 10th and final season as soon as that information is released.
Smallville stars Tom Welling, Erica Durance, Cassidy Freeman, Callum Blue, Justin Hartley and Pam Grier. Smallville's 10th and final season will debut on Friday, September 24 at 8 PM ET on the CW Network.