Season 1 · Episode 15 of 18
Aired Dec 16, 1967
Justice League of America - Bad Day on Black Mountain
Sat, Dec 16, 1967
·
7 min
0 of 18 watched this season
An evil villain named Mastermind, challenges the Justice League by attacking Earth.
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Airs
Sat, Dec 16, 1967
7 min
Show
The Superman/Aquaman Hour of Adventure
18 episodes
Episode
S1 · E15
in The Superman/Aquaman Hour of Adventure