Supporting players Barton MacLane and Lyle Talbot would later appear in Perry Mason (1957), starring Raymond Burr.
In the trailer Patricia Ellis is described as "She's the mystery girl in 'The Case of the Lucky Legs,' and all her brains are BELOW the knees. When she steps out, the fun begins."
Third of six "Perry Mason" films from Warner Bros. released from 1934-37.
Barton MacLane's character Bisonette was named Detective Lucas in the previous entry in the series, The Case of the Curious Bride (1935).
Mary Treen, who plays Spudsy's wife, had played a telegram office clerk in the series' previous entry, The Case of the Curious Bride (1935).