Sgt. Thomas A. "Tom" Sloan

Kerwin Mathews

Ruth Nelson Campbell

Julie Adams

Lt. Joel Brady

Ray Danton

Paula Nelson

Karen Sharpe

Gen. Nathan Keller

Onslow Stevens

Casey Nelson

Russell Thorson

Lt. Lou Gideon

Eddie Ryder

Johnny Campbell

John Baer

Maj. Westerly (as Mike Garth)

Michael Garth

Col. Kempler

Larry Thor

Chief of Staff, Pearl Harbor (uncredited)

Morris Ankrum

Brodzky

Buddy Lewis

Sgt. Anderson - Marine Photographer (uncredited)

Lee Farr

Ullman (uncredited)

William Boyett

Sam Pelligram (uncredited)

Booth Colman

Greer

Don Reardon

Commander (uncredited)

John Goddard

Man in Bar (uncredited)

Colin Kenny