Big Rally! Titan Boy! is the second movie of Choushinsei Flashman. It is a theatrical edit of episodes 15 to 18 (The Giant Robo is Worn Out, The Human Minimini Plan, The Mysterious Giant Reckless Car! and Big Turnaround! The Transforming Robo) with new and extended scenes.
| Writing | Hirohisa Soda | Writer |
| Directing | Minoru Yamada | Director |
| Directing | Takao Nagaishi | Director |
| Directing | Shohei Tôjô | Director |
