- Eric Idle
- Dirk McQuickly / The Narrator / S.J. Krammerhead
- John Halsey
- Barry Wom
- Ricky Fataar
- Stig O'Hara
- Neil Innes
- Ron Nasty
- Michael Palin
- Eric Manchester / Billy Kodak
- George Harrison
- The Interviewer
- Bianca Jagger
- Martini
- John Belushi
- Ron Decline
- Dan Aykroyd
- Brian Thigh
- Gilda Radner
- Mrs. Emily Pules
- Bill Murray
- Bill Murray the K.
- Gwen Taylor
- Mrs. Iris Mountbatten / Chastity
- Ronnie Wood
- A Hells Angel
- Terence Bayler
- Leggy Mountbatten
- Henry Woolf
- Arthur Sultan
- Jeannette Charles
- A Queen of England
- Carinthia West
- The Bigamy Sisters
- Al Franken
- Decline's Henchman
- Lorne Michaels
- Sleazy Merchandiser
- Tom Davis
- Decline's Henchman
- Frank Williams
- Archie Macaw, Record Producer
- Barry Cryer
- Dick Jaws, Music Publisher
- Penelope Tree
- Penelope, Stig's Wife
- Robert Putt
- Roadie
- Tania Kosevich
- German Streetwalker
- Jerome Greene
- Blind Lemon Pye
- Bob Gibson
- Ruttling Orange Peel
- Ollie Halsall
- Leppo, The 5th Rutle
- Pat Pierre Perkins
- Mrs. Peel
- Ray Tranter
- Sir Brian Morrison - Oxford Music Professor
- Bunny May
- Journalist / Bobby
- Mick Jagger
- Self - Rock Star
- Paul Simon
- Paul Simon - Interviewee
- Roger McGough
- Roger McGough - Liverpool Poet
- David Battley
- Thief Stealing Typewriter
- David Frost
- Self
- Ron Gwynne
- Groupie #2
- Cleo Rocos
- Fan in a Red Sweater
- Ed Sullivan
- Self
- Gary Weis
- Photographer Getting off Train
- Kim Wilde
- Teenager on Roof
