Watch Mr. Smith Goes to Washington (1939) (1939) HD Full Movie Free on SolarMovie. Watch Mr. Smith Goes to Washington (1939) (1939) online free. A naive youth leader is appointed to fill a vacancy in the U.S. Senate. His idealistic plans promptl...A naive youth leader is appointed to fill a vacancy in the U.S. Senate. His idealistic plans promptly collide with corruption at home and subterfuge from his hero in Washington, but he tries to forge ahead despite attacks on his character.