Daffy Duck and the Dinosaur
From Memory Alpha, the free Star Trek reference
Daffy Duck and the Dinosaur was an animated cartoon released in the year 1939.
When B'Elanna Torres surprised her husband Tom Paris with a television set in 2376, Daffy Duck and the Dinosaur was one of the movies he watched. The film featured a character named "Casper Caveman". (VOY: "Memorial")
