At the time of his death, James Dean was a rising star and an instant icon for his leading role in Rebel Without a Cause.
In Rebel Without a Cause, Grinnage played a minor character named Moose, which was his first ever credit on the silver screen.
A director, writer, and producer in addition to being an actor, Corey Allen had several large film and television appearances in addition to Rebel Without a Cause.
Jim Backus played James Dean’s father in Rebel Without a Cause.