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Although Motion Picture Herald's review of the film lists a Hollywood preview running time of 64 min., other reviews, citing the same preview, list 70 min. According to copyright records, actress Beverly Roberts was borrowed from Warner Bros. for this film. The film's working titles were Thunder in Alaska and Swift Lightning. Norman Dawn's scenes were filmed especially for the picture on a pre-production shoot in the Alaskan wilderness and required about sixty thousand feet of film according to news items in Film Daily.