Judy Garland

Nellie Kelly / Little Nellie Kelly

George Murphy

Jerry Kelly

Charles Winninger

Michael Noonan

Arthur Shields

Timothy Fogarty

Rita Page

Mary Fogarty

Forrester Harvey

Moriarity

James Burke

Sergeant McGowan

Margaret Bert

Miss Deane (uncredited)

Edward Biby

Party Guest (uncredited)

James Carlisle

Party Guest (uncredited)

Joseph Crehan

Commissioner O'Brien (uncredited)

Tom Dillon

Father Malone (uncredited)

Charles Halton

Second Judge (uncredited)

Edward Hearn

Second Court Clerk (uncredited)

Robert Homans

Dooley Pub Owner (uncredited)

Shep Houghton

Party Guest (uncredited)

Robert Emmett Keane

Dr. Walton (uncredited)

Milton Kibbee

First Court Clerk (uncredited)

Cathy Lewis

Western Union Operator (uncredited)

Charles McAvoy

Policeman (uncredited)

Sidney Miller

Boy at Dance (uncredited)

Pat Moriarity

Workman at Fogarty's (uncredited)

Edmund Mortimer

Guest at Policeman's Ball (uncredited)

Frank O'Connor

Irish Crony in Pub (uncredited)

Pat O'Malley

Mounted Policeman (uncredited)

Lee Phelps

Detective Barter (uncredited)

John Raitt

Intern (uncredited)

Bob Reeves

Party Guest (uncredited)

Addison Richards

Naturalization Judge (uncredited)

Cyril Ring

Man Bumped by Dennis (uncredited)

Harry Semels

Immigrant at Citizenship Ceremony (uncredited)

Almira Sessions

Miss Corrigan (uncredited)

Cap Somers

Party Guest (uncredited)

Douglas Spencer

Policeman in Dance Line (uncredited)