A cowardly boy fencer becomes invisible and matchless through a magic potion.
| Actor | Role |
|---|---|
| OOsamu SakaiSanshiro Yuzuki, the Invisible Swordsman | Sanshiro Yuzuki, the Invisible Swordsman |
| YYōko AtsutaOrin | Orin |
 Bunshi Katsura VINot listed | Not listed |
| HHachirō OkaKumasan | Kumasan |
| YYasushi YokoyamaMaruyoshi | Maruyoshi |
 Kiyoshi NishikawaKadayoshi | Kadayoshi |
 Sonosuke SawamuraNot listed | Not listed |
 Ryūtarō GomiNot listed | Not listed |
 Ryōsuke KagawaNot listed | Not listed |
 Gen KimuraNot listed | Not listed |
 Asao UchidaSosuke | Sosuke |
 Ikkei TamakiJubei | Jubei |
| GGen KurokiNot listed | Not listed |
| TTokio OkiShōkera | Shōkera |
| HHajime KoshikawaNot listed | Not listed |
| KKenichi KagamiNot listed | Not listed |
| KKiyoshi KasugaNot listed | Not listed |