Steve Martin

Navin R. Johnson

Rob Reiner

Truck Driver Picking Up Navin (uncredited)

Carl Reiner

Carl Reiner the Celebrity

Dick O'Neill

Frosty

Bernadette Peters

Marie Kimble Johnson

M. Emmet Walsh

Madman

Larry Hankin

Circus Hand (uncredited)

Gene LeBell

Con Man

Gailard Sartain

Guy with Cracked Airplane Seats (uncredited)

Carl Gottlieb

Iron Balls McGinty

Pepe Serna

Punk #1

Bill Macy

Stan Fox

Howard Hesseman

Carnival Worker (uncredited)

Brownie McGhee

Blues Singer

Maurice Evans

Hobart

Dick Anthony Williams

Taj

Mabel King

Mother

Catlin Adams

Patty Bernstein

Richard Ward

Father

Helena Carroll

Hester

Ren Woods

Elvira

Sonny Terry

Blues Singer

Jackie Mason

Harry Hartounian

Sharon Johansen

Lenore Hartounian