The official website for the Fairy Tail: 100 Year Quest movie has released its main visual and additional cast information. According to the website:

The long-awaited main visual has been released, depicting the main character Natsu with his fist ready, his Fairy Tail comrades, the powerful water god dragon Merkphobia, and a mysterious man with a fearless smile!

In addition, Yumi Uchiyama, Itaru Yamamoto, and Kenji Hamada have been announced as the cast for Kiria, Mad Mole, and Scullion of the guild Diabolos. Previously announced cast for the movie include Mugihito (Elefseria), Yuichiro Umehara (Mercphobia), Yoko Hikasa (Karameel), and Sayumi Suzushiro (Touka). Tetsuya Kakihara (Natsu Dragneel), Aya Hirano (Lucy Heartfilia), Yuichi Nakamura (Gray Fullbuster), Sayaka Ohara (Erza Scarlet), Satomi Satou (Wendy), Rie Kugimiya (Happy), and Yui Horie (Charle) will all reprise their previous roles.

In the meantime, Fairy Tail is currently livestreaming all 328 episodes of the main series on Youtube for free, as a runup to the premiere of this movie on July 7. The original manga run was from 2006-2017, with the anime running from 2009 to 2019.