- Matt Garrison (Brent Gore)
- Tiffani Smith (Kelly Packard)
- Tony Wicks (William James Jones)
- Jenny Garrison (Heidi Lenhart)
- band manager, Sylvester "Sly" Winkle (Michael Cade).
Tough guy Jake Sommers (Jay Anthony Frake) joined the band in the "Jake's Song" episode (09/11/1993).
Jenny was replaced by Hong Kong exchange student Samantha Woo (Jennie Kwan) in the "Wooing Woo" episode (09/25/1993).
Matt was replaced by Sly's cousin Mark Winkle (Aaron Jackson) in the "The Unforgiven" episode (09/10/1994).
In the "Dirty Dog Days" episode (date?), the band played their songs on pirate radio under the name The Dirty Dogs. A soundtrack album for the show was released on MCA in 1992.