Blake's 7 (1978)

S2E10 Voice from the Past

A "time bomb" embedded in Blake's memories by the Federation has been triggered. In search of answers, he travels to an asteroid to rendezvous with the renowned Shivar and Governor Le Grand, both of whom share his desire to challenge the Federation's authority. As they strategize together, the stakes rise, and Blake must confront the implications of his past while plotting a rebellion against their common enemy.