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149 Episodio
Douglas Fairbanks, Jr., Presents - Season 5 Episode 13 Episodio 13
Bulldog Drummond is contacted by a Mrs Harriet Ludlow, wife of an old friend; her husband has invented a new antibiotic formula potentially worth a fortune, but he has been kidnapped and held for ransom. Drummond sets out to prevent the formula from reaching the hands of the villains -- with or without his client's co-operation!