Dragon Ball Z Special 1: Tatta Hitori no Saishuu Kessen

DRAGON BALL Z スペシャル たったひとりの最終決戦~フリーザに挑んだZ戦士孫悟空の父~

Bardock, Son Goku's father, is a low-ranking Saiyan soldier who was given the power to see into the future by the last remaining alien on a planet he just destroyed. He witnesses the destruction of his race and must now do his best to stop Frieza's impending massacre. (Source: ANN)