1958 | 39 Episodes

Season 1 of Lawman premiered on October 5, 1958.

1959 | 37 Episodes

Season 2 of Lawman premiered on October 4, 1959.

1960 | 39 Episodes

Season 3 of Lawman premiered on September 18, 1960.

1961 | 41 Episodes

Season 4 of Lawman premiered on September 17, 1961.