Renn Kiriyama

as Shotaro Hidari / Kamen Rider W / Kamen Rider Joker

Masaki Suda

as Philip / Kamen Rider W / Young Katsumi Daido

Mitsuru Matsuoka

as Katsumi Daido / Kamen Rider Eternal

Minehiro Kinomoto

as Ryu Terui / Kamen Rider Accel

Shu Watanabe

as Eiji Hino / Kamen Rider OOO

Masayuki Deai

as Ken Ashihara / Trigger Dopant

Hikaru Yamamoto

as Akiko Narumi

Takeshi Nadagi

as Mikio Jinno

Shingo Nakagawa

as Shun Makura

Nasubi

as Watcherman

Zennosuke Fukkin

as Santa-chan

Tomomi Itano

as Queen

Tomomi Kasai

as Elizabeth

Minori Terada

as Ryubee Sonozaki

Ami Namai

as Saeko Sonozaki

Rin Asuka

as Wakana Sonozaki

Aya Sugimoto

as Maria S. Cranberry

Genki Sudo

as Kyosui Izumi

Minase Yashiro

as Reika Hanehara

Mika Kurosawa

as Kurumi Suzumiya

Shion Sato

as Eita

Yuki Ono

as Eita's Mum

Fumihiko Tachiki

as Narration, Gaia Memory Voice, T2 Gaia Memory Voice

Tsunekichi Ōmori

as Tabata

Koji Nakamura

as Gozo Domoto

Akira Kushida

as O Scanner (voice)