John Putnam

Richard Carlson

Ellen Fields

Barbara Rush

Sheriff Matt Warren

Charles Drake

Frank Daylon

Joe Sawyer

Jane Dean

Kathleen Hughes

George

Russell Johnson

Pete Davis (uncredited)

Dave Willock

Dave Loring (uncredited)

Alan Dexter

Dr. Snell (uncredited)

George Eldredge

Sam, a hobo (uncredited)

Edgar Dearing

Bob, Dr. Snell's assistant (uncredited)

Brad Jackson

Toby

Warren MacGregor

Tom, a hobo (uncredited)

George Selk

Bob, Snell's assistant (uncredited)

Bradford Jackson

Corporal getting out of first staff car at crash site (unconfirmed)

Morey Amsterdam

Tom

Budd Buster

Dugan, reporter (uncredited)

Robert Carson

Perry, a boy (uncredited)

Whitey Haupt

Posseman

Ralph Brooks

Mrs. Daylon (uncredited)

Virginia Mullen

Deputy Reed (uncredited)

William Pullen

Man Outside Newspaper Office (unconfirmed)

Ned Davenport

Radio Announcer (uncredited)

Richard H. Cutting

Reporter with Dugan (extra) (uncredited)

Dick Pinner

Posseman

Kermit Maynard

Toby, a Hobo (uncredited)

Casey MacGregor