The mother of little ol' Sherry Birkin and Wife to Mr. Birkin, the Tyrant of the game.
Marvin is one of the surviving (For now) Cops of the R.P.D., you get a short story about what happen from him then you leave and he locks the door, later you can come back and kill him in his Zombie form. But watch out, he's alot more powerful and quicker than any normal Zombie.
