Rocky Mountain Holiday with John Denver and the Muppets

John Denver

as Self

Jim Henson

as Kermit the Frog / Rowlf the Dog / Waldorf / Zeke (voice)

Frank Oz

as Miss Piggy / Fozzie Bear / Animal / Gramps (voice)

Jerry Nelson

as Sgt. Floyd Pepper / Robin the Frog / Camilla the Chicken / Slim Wilson (voice)

Richard Hunt

as Scooter / Janice / Statler / Bubba (voice)

Dave Goelz

as Gonzo the Great / Zoot / Lubbock Lou (voice)

Steve Whitmire

as Rizzo the Rat / Giant Man-Eating Chicken (voice)

Kathryn Mullen

as Additional Muppet Performer

Karen Prell

as Additional Muppet Performer