Ed Harris Blade Ranger (voice) Dane Cook Dusty Crophopper (voice) Julie Bowen Dipper (voice) Curtis Armstrong Maru (voice) John Michael Higgins Cad (voice) Hal Holbrook Mayday (voice) Teri Hatcher Dottie (voice) Brad Garrett Chug (voice) Wes Studi Windlifter Stacy Keach Skipper (voice) Cedric the Entertainer Leadbottom (voice) Danny Mann Sparky (voice) Barry Corbin Ol' Jammer (voice) Regina King Dynamite (voice) Anne Meara Winnie (voice) Jerry Stiller Harvey (voice) Fred Willard Secretary of the Interior (voice) Dale Dye Cabbie (voice) Matt Jones Drip (voice) Bryan Callen Avalanche (voice) Danny Pardo Blackout (voice) Kari Wahlgren Patch (voice) Patrick Warburton Pulaski (voice) René Auberjonois Concierge (voice) René Auberjonois Ryker (voice) John Ratzenberger Brodi (voice) Kate Micucci Additional Voices (voice)