Bulldog Drummond at Bay is a 1947 American adventure crime mystery film directed by Sidney Salkow and starring Ron Randell for the first time as the British sleuth and adventurer Bulldog Drummond.

[2] When thieves rob his country estate, Bulldog Drummond uncovers a deadly jewel caper involving foreign agents trying to steal plans for a top-secret British aircraft.

In June 1946 it was announced Venture Pictures, a Columbia producing unit headed by Lou Appleton and Bernard Small, had done a deal with the estate of H.C. McNeile to make two Bulldog Drummond pictures, with an option to provide six more (the last one had been Bulldog Drummond's Secret Police (1939)).

[3] In November 1946, it was announced that Drummond would be played by Ron Randell, an Australian actor who was signed to a long term contract with Columbia off the back of his performance in Smithy.

[7] The Monthly Film Bulletin called Randell "an attractive personality... a worthy successor as Drummond.