G.I. Joe: A Real American Hero (1985 TV Series)

G.I. Joe: A Real American Hero was a 1985-1986 American animated series about a covert team of operatives known as "G.I. Joe" who fight to stop the terrorist organization known as Cobra from taking over the world. The series was based on the popular Hasbro line of children's toys and on the Marvel comic book series of the same name.

Captives of Cobra (Season 1, Episodes 32-33)
The Baroness hatches a plan to create an army that even the Joes are afraid to fight- one made up of their own family members. Cobra hacks into the Pentagon's computer files and learns the real identities of the Joes, then kidnaps their families and brainwashes them into serving Cobra.