Poster from from Convoy (1940) (1). Clive Brook John Clements in Convoy with Edward Chapman, Judy Campbell and a terrific supporting cast! History-making entertainment! Entertainment plus authenticity. Cameramen writers technicians risked their lives in three thrilling trips with convoys so that you can see this drama enacted against a background that is the real thing. Produced by Michael Balcon directed by Pen Tennyson. Associated British Film Distributors Ltd (ABFD).