You can find the English dubbed version of Episode 309 on several major streaming platforms:
: Using a combination of Shikamaru’s shadow possession and Naruto’s clones to bypass heavy security. Naruto Shippuuden (Dub) Episode 309
: Available for digital purchase if you prefer to own the episode permanently. You can find the English dubbed version of
: Offers the complete Naruto Shippuden library with both subbed and dubbed options. Naruto Shippuuden (Dub) Episode 309