Officer Mason was retired a Metropolis Police Department officer.
Early life[]
He originally investigated the deaths of Lionel Luthor's parents Lachlan and Eliza Luthor in a tenement fire in Suicide Slums. He was forced to stop the investigation because of corruption in his department.
Season Three[]
In 2003, Lex Luthor contacted Mason while looking into the deaths of his grandparents. Lex believed that Lionel had him killed because of his investigation.
Appearances[]
- Season Three: Relic, Magnetic, Forsaken (Mentioned only)