Claim: Dennis Hopper acted in a television drama series.
Evidence: He attended the Actors Studio , made his first television appearance in 1954 , and soon after appeared alongside James Dean in Rebel Without a Cause -LRB- 1955 -RRB- and Giant -LRB- 1956 -RRB-.
Rebel Without a Cause is a 1955 American drama film about emotionally confused suburban , middle-class teenagers filmed in CinemaScope.