Dennis Hopper had an acting career.
Dennis Hopper . He attended the Actors Studio , made his first television appearance in 1954 , and soon after appeared alongside James Dean in Rebel Without a Cause ( 1955 ) and Giant ( 1956 ) . He saw a career resurgence in 1986 when he was widely acclaimed for his performances in Blue Velvet and Hoosiers , the latter of which saw him nominated for the Academy Award for Best Supporting Actor .