Watch Under the Boardwalk (2023) HD Full Movie Free on SolarMovie. Watch Under the Boardwalk (2023) online free. Under the boardwalk at the Jersey Shore, a land crab townie falls in love with a sea crab tourist, b...Under the boardwalk at the Jersey Shore, a land crab townie falls in love with a sea crab tourist, but tensions between their friends and families rise. When a storm casts the duo far from home, their love will lead them on an adventure.