Kenji Ohba, the star of the original series, Space Sheriff Gavan, previously had two main roles in Super Sentai, Shirou Akebono (Battle Kenya) in Battle Fever J and Daigorou Oume (DenziBlue) in Denshi Sentai Denziman. As part of the 30th anniversary of Metal Heroes, the 35th Super Sentai, Kaizoku Sentai Gokaiger, had a crossover movie with the original Metal Hero series, Space Sheriff Gavan, in Kaizoku Sentai Gokaiger vs. Uchuu Keiji Gavan: The Movie. It is rumoured that this could lead to the revival of the Metal Heroes series.