
Movies (As Crew)
Sorted by Release Date
Narrow Margin
Jack Leonard would have been no older than 41 in Narrow Margin as 'Original Story'.Movie Released: Fri, Sep 21 1990

Gun Battle at Monterey
Jack Leonard would have been no older than 41 in Gun Battle at Monterey as 'Screenplay'.Movie Released: Sun, Oct 27 1957

The Marauders
Jack Leonard would have been no older than 41 in The Marauders as 'Writer'.Movie Released: Mon, Sep 26 1955

Hell's Island
Jack Leonard would have been no older than 41 in Hell's Island as 'Story'.Movie Released: Fri, May 06 1955

Cry of the Hunted
Jack Leonard was 40 in Cry of the Hunted as 'Screenplay'.Movie Released: Fri, May 08 1953

The Narrow Margin
Jack Leonard was 39 in The Narrow Margin as 'Story'.Movie Released: Sat, May 03 1952

His Kind of Woman
Jack Leonard was 38 in His Kind of Woman as 'Writer'.Movie Released: Wed, Aug 15 1951

Midnight Blunders
Jack Leonard was 23 in Midnight Blunders as 'Story'.Movie Released: Sun, Dec 13 1936
TV Shows (As Crew)
Sorted by Release DateAges in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages