Dragon Ball Z Kai - Season 1 - Eps 15: Goku on the Ropes! Pin Your Hopes on the Spirit Bomb!
As Goku lies exhausted and vulnerable on the field of battle, Gohan and Krillin take aim at Vegeta’s only weakness: his tail! If they can take the ape out of the fight, they might have a chance to escape with their lives.
About Dragon Ball Z Kai

Title: Dragon Ball Z Kai
First Air Date: 2009-04-05
Last Air Date: 2015-06-28
Status: Ended
Rating: 7.5/10 (from 766 votes)
Language: JA
Seasons: 7
Total Episodes: 158
Network: Fuji TV
Genres: Sci-Fi & Fantasy, Animation, Action & Adventure, Comedy
Production Companies: Toei Animation
Synopsis
Rejoin Goku and his friends in a series of cosmic battles! Toei has redubbed, recut, and cleaned up the animation of the original 1989 animated series. The show's story arc has been refined to better follow the comic book series on which it is based. The show also features a new opening and ending. In the series, martial artist Goku, and his various friends, battle increasingly powerful enemies to defend the world against evil. Can Earth's defender defeat demons, aliens, and other villains?
Cast

Masako Nozawa
Son Goku / Son Gohan / Son Goten (voice)

Joji Yanami
Narrator (voice)

Mayumi Tanaka
Krillin (voice)

Ryo Horikawa
Vegeta (voice)

Toshio Furukawa
Piccolo (voice)

Hiromi Tsuru
Bulma (voice)

Naoko Watanabe
Chi-Chi (voice)

Takeshi Kusao
Trunks (voice)

Toru Furuya
Yamcha (voice)

Masaharu Satô
Master Roshi (voice)