He pursued his education at New York University, where he earned a Bachelor of Science degree, and later continued his artistic studies at the National Academy of Design.
Block worked primarily on low-budget science fiction and horror films, gaining recognition for his ability to create innovative special effects using paintings and models.
One of his most notable achievements was writing the original story for the iconic 1956 film Forbidden Planet, a classic in the science fiction genre.
[4] Over the years, Block contributed to numerous films, including Macabre, Kronos, The Caretakers, Alice in Wonderland, Atomic Submarine, Daniel in the Lion's Den, David and Goliath, The Exiles, The First Murder, Flight to Mars, From Caveman to Spaceman, Goya, Judgement of Solomon, Ripley's Believe it or Not, Stranger in my Skull, The Tower of Babel, and Venus and Adonis.
[6][7] His paintings and illustrations often reflected his deep interest in visual storytelling, merging his background in fine arts with his cinematic experiences.