John Alvin

Arthur's Father

Rich Old Guy

Accountant (uncredited)

Customer #2

Hotel Chauffeur (uncredited)

Young Intellectual (uncredited)

Stage Manager

Forensic Officer (uncredited)

Court Clerk (uncredited)

Sound Man

Reporter (uncredited)

Hogan

Junior Clerk

Aames

Tracy

Pony Smith

Donald Arlington

Impatient Man in Tailor's Shop

Mr. Mulvaney (uncredited)

Orderly (uncredited)

Danny (uncredited)

Charles - Travel Agent (uncredited)

Poker Player (uncredited)

Convict

William

Madison Abel 'Matt' Sullivan

Dr. Draper

John Warren

Mr. Bonfigli

Constable Dan Percy (uncredited)

E. Wilfred

Johnny

San Francisco Ferry Boat Dispatcher (voice) (uncredited)

Single Jack

Minister

-

Calder Taylor

Surgeon

Carl, Emma's Son

Jim Crocker

Eddie Ennis

Victor Armstrong

Don Post

-

Jeff Collins

Nick

Cal Wheeler

Jack Arnold

Ralph

Radio Broadcaster (uncredited)

Luke Thomas

Travis Ashbourne - Reporter

Mr. Tucker

-

-

Bowman

Harry Barth

-

-

Professor Rand

-

-

-

-

-

-

Sam Walsh

Man

Dr. Patterson

Photographer

Director

Norman Reno

Sid

Chief Dispatcher

-

Third Mate

-

Mr. Franklin

Sir Roscoe Crosby

-

Johnson

Doc

Defense Atty. Bill Irvin

-

Dr. Carrie

-

-

Doctor

Bradley

Grocer

-

Mr. Kimberly

Bailiff

Joseph

-

Keegle