Las Primeras Aventuras de Gustavo is the Castillian Spanish dub of Kermit's Swamp Years, which debuted in Spain in DVD on 2002.

VoicesEdit

• Juan Antonio Arroyo as Kermit the Frog (Gustavo)
• Chema Lara as Croaker
• Adolfo Moreno as Goggles
• Carlos Kaniowski as Blotch
• Alfonso Laguna as Wilson
• José Ángel Juanes as Dr. Hugo Krassman
• Yolanda Mateos as Mary
• Xesús Arroyo as young Jim Henson (Joven Jim Henson)