The Sound Barrier DVD (2016) Ralph Richardson, Lean (DIR) cert U Title: The Sound Barrier Leading Actor: Ralph Richardson Region: Region 2 Duration: 111 mins Format: DVD / Remastered Type: DVD No. of Discs: 1 disc(s) Studio / Publisher: Elevation Sales UK Release Date: 11 Apr 2016 Edition: Remastered David Lean directs this adaptation of the Terence Rattigan play. Ralph Richardson stars as an aircraft maunfacturer whose all-consuming passion with making the ultimate supersonic jet kills both his son and son-in-law and almost destroys him and the rest of his family. Also starring Lean’s wife, Ann Todd.