The demonic space criminal Kain has escaped from prison and destroyed the Galaxy Police headquarters. To ensure that the Jurai will not stop him, Kain travels back to 1970 to eliminate Tenchi's mother before he is even born. Now, Tenchi and the gang must travel to the past to stop him before he ceases to exist.
as Tenchi Masaki
as Ryoko
as Sasami
as Achika
as Kain
as Ayeka
as Ryo-Ohki
as Nobuyuki Masaki
as Mihoshi
as Kiyone
as Katsuhito Masaki / Nobuyuki Masaki (old)
as Sabato
as Washu (voice)
