The Vampire Returns is the fourth episode from the second season of the animated series, Martin Mystery. It was originally released on September 8, 2004.
Martin and the gang are off to France to check out the mysterious disappearance of two teens on a boat ride. When they find that one of the teens who went missing works at a Surf shop, they head over there to check it out, and find a vampire who is sucking the souls out of people. She captures Martin and forces Diana and Java to go and rescue him.
This episode starts with the vampire on a date with a boy on a boat ride through the tunnel of love, but the boy screams as he saw the teeth. Martin interrupted at a wrong time and now he's a vampire! Diana, Java and Billy must figure out a way to get Martin back to human before its permanent. Meanwhile in school, Diana is talking to her friends and Martin's "STUDYING?!?!". Antonio teases him that anything is gonna happen.
- Annie Robinson
- Simon de Bastione
- Vampire Martin (formerly)
- Vampires Carl and Mike
- Slime Scan
- Turbo Bungee