Laura Stahl (Aiger Akabane), Erica Mendez (Gumita), Tara Sands (Tobisuke), Kyle McCarley (Suoh Genji), and experienced voice actor Kaiji Tang, who provided the narration also appeared in Studio Trigger's Little Witch Academia series at least on separate occasions, Mendez appeared in every title in the series as the series' protagonist Atsuko Kagari, Stahl, Sands, and McCarley appeared in the 2017 TV series as the voices of Wangari, Woodward, Mrs. Jansson, and Louis Blackwell respectively, whilst Tang appeared in the second pilot episode Little Witch Academia: The Enchanted Parade (2015) as the voice of both Todd, one of Thomas's friends and a construction worker.
Several motifs were reused from the original and metal series. Such as Zeus, Cerberus, and Neptune.