Mike Judge Hank Hill Voice, Executive Producer Kathy Najimy Peggy Hill Voice Pamela Adlon Bobby Hill Voice Johnny Hardwick Dale Gribble Voice Stephen Root Buck Strickland Voice Brittany Murphy Luanne Platter Voice Melissa Etheridge Topaz, Singing Hippie Guest Voice Jamie Kennedy Fudgie, Police Chief Guest Voice Fred Willard Ranger Bradle , Reclining Hippie Guest Voice Anna Faris Stoned Hippie Chick, Teen Girl Hippie Guest Voice David Herman Frisbee Hippie Guest Voice Dave Allen Appleseed Guest Voice Ashley Gardner Nancy Hicks Gribble Guest Voice Greg Daniels Executive Producer Michael Rotenberg Executive Producer Howard Klein Executive Producer John Altschuler Executive Producer Dave Krinsky Executive Producer