Velocity and Samurai Jack: Demon's Edge is a crossover TV Movie crossing over with Velocity: The Dark Human Slayer and Samurai Jack. It was released in July TBD, 2005.
When Aku and Brimstone team up to destroy the heroes with Aku destroying Velocity and Brimstone destroying Jack, the heroes must stop them together.
- Dan Green as Velocity
- Rob Paulsen as Shunky
- Kat Cressida as Elisha
- Phil LaMarr as Samurai Jack
- Mako Iwamatsu as Aku
- Maurice LaMarche as Brimstone
- [which Dark Humans can appear]
- This is the first and only time Cartoon Network and Nickelodeon worked on a project together, which is this crossover TV movie.
- That was, until 2019, when Warner Bros and Nickelodeon teamed up to create a Batman vs. the Teenage Mutant Ninja Turtles.
- This is the final time in the Samurai Jack history where Mako voices Aku before his death in 2006.