Self
Fiorello LaGuardia (segment "Fiorello!")
Gen. Roscoe Pennypacker
Arthur
Rabbi Eli Schmitt
Mr. Winkle (voice)
Charlie
Geppetto (voice)
Harry O'Reilly
Father Abbot Sutton
Frank Boyd
David Mason
Sidney Preston
Harry
Ranger Tasker
Mr. Jones
Benjamin Franklin
Dr. Katchaturian
Meriwether P. Newberry
Bevo Means
Al
Jimmy Hoffa
Derryl Price
Harold
Norman
Throttlebottom
Lt. MacIntosh
Harvey
Marcus Damian
Jack Berger
B.A.H. Humbug (voice)
Tiny Baker
Santa Paws (voice)
Father Frank Dowling
Judge Harper
Edward Edwards
Family Doctor
Spinner
Henry Elliott
Morris Feldman
Norman Smith
Santa Claus
Knave of Hearts
Himself
Anthony Columbo
Les Turner
George Havlicek
Lt. Logan
Dr. Golinski
Frank Webber
Sidney Resnick
Fred O'Hara
Dr. Andrew Brantford
Teddy Brewster
Father Chris DeLeon
Howard Cunningham ("Buddy Holly") (voice) (archive footage)
Franklin Holz (voice)
Self - Host
Farley
Herb
Mr. Bobeck
Amos Tupper
Howard Cunningham (voice)
John Clanton
Dr. Summer Klein
Ralph Stackpole
Minister
Judge
Howard Cunningham
Cookie Maharg
Gibson
Kyle Mason
Harry Boyle
Bob Landers
Senator George W. Norris
Congressman Landis
Jules Kettleman (segment "Make Me Laugh")
Johnny Cavanaugh
Harry Markham
Charlie Barry
Jim Horst
Hiram Peabody
Jack Smallerd
Walter Nikolaides
Howard Pfister
Alan Walker
Self - Presenter
Titus Simpson
Narrator
Saretti
Eddie Clark
Dr. Burke
Malcolm Beck
Dr. Tasko
Self - Performer
Harry Meacham
Mel McFadden
Sam Hamilton
Charlie Reid
Stanley Miller
Dr. Y.A. Harris
Elmer
Harry Boyle (voice)
Bud Armstrong
Dr. Hammond