Triplemanía VIII was the eighth Triplemanía professional wrestling show promoted by AAA. The show took place on July 5, 2000 in Tokyo, Japan. It was only the second show to take place outside Mexico and the first show to take place in Japan. The Main event featured an Eight-man "Atómicos" tag team match which saw AAA regulars team up with various Japanese wrestlers. The team of Octagón, Jushin Thunder Liger, Latin Lover, and El Alebrije took on Cibernético, Cima, Abismo Negro, and Electroshock.
| Actor | Role |
|---|---|
 Keiichi YamadaJushin Thunder Liger | Jushin Thunder Liger |
| VVictor Manuel Resendiz RuizLatin Lover | Latin Lover |
 Héctor GarzaNot listed | Not listed |
 OctagonNot listed | Not listed |
 Nobuhiko ŌshimaCIMA | CIMA |
 Octavio López ArreolaCibernetico | Cibernetico |
| AAndres Alejandro Palomeque GonzalezNot listed | Not listed |
 Yoshinobu KanemaruNot listed | Not listed |
 Pedro Aguayo RamírezNot listed | Not listed |
 Dionicio CastellanosPsicosis | Psicosis |
 Minoru TanakaNot listed | Not listed |
 Naomichi MarufujiNot listed | Not listed |
 OctagoncitoOctagoncito | Octagoncito |