Jayne Mansfield as Johnnie / Mae / Eileen

Dorothy Keller as Flo

Fabian Dean as Charley

Billy M. Greene as Pop

Terri Messina as Maria

Martin Horský as Frankie

Walter Gregg as Billy

Velia Del Greco as Mrs. Adamo

Isabelle Dwan as Grandmother

Jean London as 1st Girl

Bruno VeSota as Mr. Quack Quack

Marty Levine as Mr. Ferdente (voice)

Lucille Ford as Lucia

Erie MacGruder as Girl at Window

Robert Van Strawder as Grocery Boy

Jana Pearce as Waitress

Trevor Doughty as Mr. Peabody

Ava Sheara as Dancer

Margie Duncan as Dancer

Michael Rich as Grandchild

Elisa Rich as Grandchild

Nancy Brock as 2nd Girl