My Sister Eileen

Janet Leigh

Eileen Sherwood

Jack Lemmon

Bob Baker

Betty Garrett

Ruth Sherwood

Bob Fosse

Frank Lippincott

Kurt Kasznar

'Papa' Appopolous

Dick York

Ted Loomis

Lucy Marlow

Helen

Barbara Brown

Helen's Mother

Tommy Rall

Chick Clark

Queenie Smith

Alice (uncredited)

Horace McMahon

Police Officer Lonigan

Henry Slate

Second Drunk

Hal March

Pete - First Drunk

Franklyn Farnum

Pedestrian (uncredited)

Alphonse Martell

Headwaiter (uncredited)

Peter Norman

Waiter (uncredited)

Alberto Morin

Brazilian Consul (uncredited)

Jeffrey Sayre

Nightclub Patron (uncredited)

Cosmo Sardo

Man Who Helps Eileen (uncredited)

Sid Tomack

Counterman (uncredited)