J. Mackye Gruber

Jonathan Gruber, more commonly known as J. Mackye Gruber, is an American screenwriter and film director, probably best known for co-writing Final Destination 2 and co-writing and co-directing The Butterfly Effect.

Gruber always writes with a partner. He frequently collaborates with Eric Bress.

Gruber is a graduate of USC School of Cinematic Arts. He has a background in cinematography.

The numbers in directing and writing credits refer to the number of episodes.