| Seth Swirsky | | |
| Ed Sullivan | .... | (Archive Footage) (uncredited) |
| Mitzi McCall | | |
| Charlie Brill | | |
| John Lennon | .... | (Archive Footage) (uncredited) |
| Paul McCartney | .... | (Archive Footage) (uncredited) |
| Ringo Starr | .... | (Archive Footage) (uncredited) |
| George Harrison | .... | (Archive Footage) (uncredited) |
| Peter Noone | .... | Herman's Hermits |
| Graham Nash | .... | Crosby, Stills and Nash/The Hollies |
| Brian Epstein | .... | (Archive Footage) |
| Marianne Faithfull | .... | (Archive Footage) |
| Mick Jagger | .... | (Archive Footage) |
| Keith Moon | .... | (Archive Footage) |
| Pattie Harrison | .... | (Archive Footage) |
| Eric Clapton | .... | (Archive Footage) |
| Keith Richards | .... | (Archive Footage) |
| Jane Asher | .... | (actress and Paul's girlfriend) (Archive Footage) |
| Jackie DeShannon | .... | singer/songwriter |
| Steve Kipner | .... | songwriter |
| Maurice Gibb | .... | (Archive Footage) |
| Lulu Gibb | .... | (Archive Footage) |
| Jack Oliver | .... | President, Apple Records, 1969-1971 |
| Jimmy Pou | .... | plays "George Harrison" in Beatles tribute band "1964" |
| Sir George Martin | .... | Beatles' Record Producer (Archive Footage) |
| Norman Smith | .... | The Beatles main recording engineer, 1962-1965 |
| "Hurricane" Smith | .... | (Archive Footage) |
| Brian Wilson | .... | The Beach Boys |
| Ray Manzarek | .... | The Doors (Stimme) |
| Sir Ben Kingsley | .... | actor |
| Iris Caldwell | .... | George Harrison's first girlfriend |
| Rory Storm and the Hurricanes | .... | (Archive footage) |
| Victor Spinetti | .... | actor |
| Luci Baines Johnson | .... | former first daughter, 1963-1969 (Stimme) |
| Lyndon B. Johnson | .... | (Archive footage) (uncredited) |
| Rod Davis | .... | played Banjo in John Lennon's first band, The Quarrymen |
| Smokey Robinson | .... | singer/songwriter |
| Ken Scott | .... | Beatles' recording engineer |
| Justin Hayward | .... | The Moody Blues |
| Donovan | .... | singer/songwriter (Stimme) |
| Ray Crump | | |
| Bernie Williams | .... | N.Y. Yankees, 1997-2006 |
| Tony Bramwell | .... | Beatles longtime assistant |
| Klaus Voormann | .... | Musician and Visual Artist (Stimme) |
| Bob Eubanks | .... | Game Show Host |
| Paul Saltzman | .... | Filmmaker |
| John Kurlander | .... | assistant engineer, "Abbey Road" |
| Geoff Emerick | .... | Beatles engineer (Archive Footage) |
| Jon Voight | .... | actor |
| Larry Kane | .... | former anchorman, WPVI Philadelphia |
| Henry Winkler | .... | actor |
| Joey Molland | .... | Badfinger |
| Pete Ham | .... | Badfinger (Archive Footage) |
| May Pang | | |
| Linda McCartney | .... | (Archive Footage) |
| Henry Diltz | .... | photographer |
| Art Garfunkel | .... | Simon and Garfunkel |
| Paul Simon | .... | (Archive Footage) |
| Derek Taylor | .... | Beatles' longtime publicist (Archive Footage) |
| Gerry Beckley | .... | America |
| Nancy Lee Andrews | | |
| Barbara Bach | .... | actress (Archive Footage) |
| Jack Douglas | .... | record producder, produced "Double Fantasy" |
| Rick Nielsen | .... | Cheap Trick |
| Bun E. Carlos | .... | Cheap Trick (Archive Footage) |
| Jerry Schilling | .... | Friend of Elvis |
| Elvis Presley | .... | (Archive Footage) |
| Priscilla Presley | .... | (Archive Footage) |
| Mark Hudson | .... | Ringo's record producer, 1998-2007 |
| Jim Irsay | .... | Owner, Indianapolis Colts |
| Frederic Seaman | .... | John Lennon's personal assistant, 1979-80 |
| Frank Gifford | .... | Monday Night Football announcer, Football Hall of Famer |
| Ronald Reagan | .... | (Archive Footage) (uncredited) |
| Howard Cosell | .... | (Archive Footage) |
| Don Meredith | .... | (Archive Footage) |
| Frank Gifford | .... | (Archive Footage) |
| Brian Skiff | .... | astronomer |
| Mitch Weissman | .... | played "Paul" in Beatlemania |
| Yoko Ono | .... | (Archive Footage) (uncredited) |
| Mim Flynn | .... | makeup artist |
| Denny Laine | .... | Wings, The Moody Blues |
| Eddie Porter | .... | Beatles Tour Guide, Liverpool, England |
| Susanna Hoffs | .... | The Bangles |
| Chris Carter | .... | radio show host |
| Davy Jones | .... | The Monkees |
| Cathy Sarver | .... | "Apple Scruff" |
| Andrew Gold | | |
| Groucho Marx | .... | (Archive Footage) |
| Jack Benny | .... | (Archive Footage) |
| Edward G. Robinson | .... | (Archive Footage) |
| John Forsythe | .... | (Archive Footage) |