Christopher Guest as Nigel Tufnel

Michael McKean as David St. Hubbins

Harry Shearer as Derek Smalls

Rob Reiner as Marty DiBergi

Valerie Franco as Didi Crockett

CJ Vanston as Caucasian Jeff

Jean Cromie as Oxygen

Kerry Godliman as Hope Faith

Garth Brooks as Garth Brooks

Trisha Yearwood as Trisha Yearwood

June Chadwick as Jeanine Pettibone

Fran Drescher as Bobbi Flekman

Griffin Matthews as Peter La Pierre

Paul Shaffer as Artie Fufkin

Elton John as Elton John

Paul McCartney as Paul McCartney

David Furnish as David Furnish

Chad Smith as Chad Smith

Chris Addison as Simon Howler

Kathreen Khavari as Yasmine Farangi

Lars Ulrich as Lars Ulrich

Questlove as Questlove

Nina Conti as Moira

Robert Walker Branchaud as SFX Tech Assistant Ben

Brad Williams as Daniel The Druid

Jason 'Wee Man' Acuña as Damien The Druid

John Michael Higgins as Bob Kitness

Don Lake as Tour Guide

Little Freddie King as Little Freddie King

Henry Diltz as Henry Diltz