 The film made use of the Perspecta stereo process for its soundtrack.Clint Eastwood's role is a brief speaking one (with one line of dialog spoken by another actor), as a Navy medical corpsman assisting the ship's captain after he is severely wounded while trying to save his ship.The script, script revisions, and status reports dealing with the Department of Defense Film and Television liaison office is kept in the Georgetown University Library Department of Defense Film Collection.