Dr. Mario/Credits

Game Boy version credits:

Developer

 * Nintendo

Publisher

 * Nintendo

Executive Producer

 * Hiroshi Yamauchi

Producer

 * Gunpei Yokoi

Director

 * Hitoshi Yamagami
 * Takahiro Harada

Main Program

 * Takahiro Harada

Sound Composition

 * Hirokazu Tanaka

Product Debug

 * Super Mario Club

Testing Unit

 * Super Mario Club

Reference

 * GameFAQs Dr. Mario - Game Info