Walton Steven “Wally” Gagel is an American record producer, songwriter, engineer and musician. He came into prominence in 1996 for his work on the Billboard Top 40 hit Natural One by the band Folk Implosion.
He was a member of the band Orbit. He formed the production partnership WAX LTD with his songwriting partner Xandy Barry.

Gagel was born in Port Jefferson, NY. He and his family moved to Boston, MA, where at a young age he became interested in music. He attended Mass College of Art to pursue studies in Interrelated Media. Later Gagel became house engineer at Fort Apache Studios in Cambridge, MA where he worked with Superchunk, Belly, Juliana Hatfield, Buffalo Tom, Come, Karate, Sebadoh and Folk Implosion. He joined the band Orbit whom he toured and recorded with until deciding to leave the group and pursue his production work full time. In 1996 Gagel was awarded the Boston Music Awards' Outstanding Song/Songwriter of the Year for Natural One, and in 1997 Debut Album of the Year for Orbit's Libido Speedway. He currently resides in Los Angeles and is half of the production/songwriting team WAX LTD.