Tom Hanks Self - Actor, Splash
Kevin Costner Self - Actor (archive footage)
Jack Nicholson Self - Actor (archive footage)
Ryan Reynolds Self - Actor / Self - Deadpool (archive footage) (uncredited), Producer
Eddie Murphy Self - Actor, Saturday Night Live (archive footage)
Ron Howard Self - Director, Splash (archive footage)
Steven Spielberg Self - Director, 1941 (archive footage)
Colin Hanks Director, Producer
Ray Liotta Self - Actor (archive footage)
Charlie Chaplin Self - Actor (archive footage)
John Hughes Self - Writer, Director & Producer (archive footage)
Steven Williams Self - Actor, Blues Brothers (archive footage)
Ernie Hudson Self - Actor (archive footage)
Macaulay Culkin Self - Actor, Uncle Buck
Rick Moranis Self - Actor SCTV (archive footage)
Chevy Chase Self - Actor, National Lampoon's Vacation (archive footage)
Steve Martin Self - Actor, 'Planes, Trains and Automobiles'
Mel Brooks Self - Director, Spaceballs
Martin Short Self - Actor, SCTV
Orson Welles Self - Actor (archive footage)
Bill Murray Self - Mainstage Cast, The Second City
Harold Ramis Self - Head Writer & Actor, SCTV (archive footage)
Dan Aykroyd Self - Mainstage Cast, The Second City
Catherine O'Hara Self - Actor, SCTV
Judge Reinhold Self - Actor, Stripes (archive footage)
Eugene Levy Self - Actor, SCTV
Peter Sellers Self - Actor (archive footage)
John Candy Self (archive footage)
Carl Reiner Self - Director, Summer Rental (archive footage)
Conan O'Brien Self - Comedian & Podcast Host
Humphrey Bogart Self - Actor (archive footage)
Andrea Martin Self - Actor, SCTV
Chris Columbus Self - Director, Home Alone
Victor Garber Self - Actor (archive footage)
John Belushi Self - Actor, Saturday Night Live (archive footage)
Bob Dylan Self - Singer (archive footage)
Johnny Carson Self - Host, The Tonight Show Starring Johnny Carson (archive footage)
Maureen O'Hara Self (archive footage)
Sydney Pollack Self - Director (archive footage)
Richard Pryor Self - Actor (archive footage)
Darrin Roberts Editor
John Diehl Self - Actor, Stripes (archive footage)
John Chancellor Self - Host, NBC Nightly News (archive footage)
Jackie Gleason Self - Actor (archive footage)
Dave Thomas Self - Actor, SCTV
Larry King Self - Host, Larry King Live (archive footage)
Justin Kane Director of Photography
Wayne Gretzky Self - Co-Owner of the Toronto Argonauts (archive footage)
David Letterman Self - Host, Late Night with David Letterman (archive footage)
Kareem Abdul-Jabbar Self (archive footage)
Robin Duke Self - Actor, SCTV
John Oates Self - Singer (archive footage)
Joe Piscopo Self - Actor, Saturday Nigh Live (archive footage)
Don Lake Self - Actor, Wagons East
Dick Cavett Self - Host, The Dick Cavett Show (archive footage)
Marilyn Suzanne Miller Self - Writer, Saturday Night Live (archive footage)
Tyler Strickland Original Music Composer
Valri Bromfield Self - Actor (archive footage)
Betty Thomas Self - Actor (archive footage)
Joe Flaherty Self - Actor, SCTV (archive footage)
Mary Margaret O'Hara Self - Singer (archive footage) (uncredited)
Connor O'Brien Camera Operator
Roger Ebert Self - Film Critic (archive footage)
Andrew Alexander Self - Founder, The Second City Toronto
Gary Rizzo Sound Re-Recording Mixer
Daryl Hall Self - Singer (archive footage)
Chris Candy Co-Executive Producer, Self - John's Son
Ashley Fox Executive Producer
Johnny Pariseau Producer
Bruce McNall Self - Co-Owner of the Toronto Argonauts (archive footage)
Kevin J. Miller Gaffer
Jennifer Candy Co-Executive Producer, Self - John's Daughter