Singer and actress Andra Day is joining the Season 2 cast of "Percy Jackson" on Disney+. She will play Greek goddess Athena in the series -- and Annabeth's mother.

Oscar-nominated actor Andra Day has been tapped to play Athena, the Greek Goddess of Wisdom and Annabeth’s mom, in the upcoming second season of Disney+’s Percy Jackson and the Olympians. The casting was reveiled at D23 in Brazil with a video of Day in character posted across the show’s social media accounts.

As production continues on Percy Jackson Season 2, Disney has officially announced the casting of Grammy winner and Oscar nominee Andra Day (The United States vs. Billie Holiday) in the next installment of the hit Disney+ series.

Andra Day has joined 'Percy Jackson' Season 2 as Athena, the Greek goddess of wisdom and mother of Annabeth Chase.

Day's Athena will be the mother of Annabeth Chase (Leah Sava Jeffries) in Disney's adaptation of the Rick Riordan series.

Andra Day has been cast in Season 2 of Percy Jackson and the Olympians, where she will portray the Greek goddess Athena. Athena, a central figure in Rick Riordan’s Percy Jackson series, is the mother of Annabeth Chase (Leah Sava Jeffries),