John Mariano

Biography

John Mariano was born on August 5, 1960 in Astoria, New York, USA. He is an actor.

Known For

Babylon

as Master of Ceremonies

The Sopranos

as Ralph Giorgio

Young Sheldon

as Envelope (voice)

Young Sheldon

as Richard Feynman (voice)

Desperate Housewives

as Oliver Preston

Batman: The Animated Series

as Additional Voices (voice)

CSI: Miami

as Davey Penrod

It's Always Sunny in Philadelphia

as Johnny

Justice League: War

as Ice Cream Vendor (voice)

Married... with Children

as Pete