spdspk wrote:Hepburn & Grant in Bringing Up Baby (1938).
Next One another classic (starting with easy ones)!
Ben Chapman (as the on-land monster) and Julia Adams in "The Creature from the Black Lagoon" (1954). Trivia: The underwater version of the monster was played by a different actor, Ricou Browning.
Here's a somewhat harder one, though it features an actor well known from other things: