Journey to the Center of Time (1967)

Facing the threat of losing vital funding, a team of scientists races to validate their time travel experiments. Their efforts culminate in a daring leap 5,000 years into the future, where they stumble upon a group of aliens in search of a new planet to inhabit. As they navigate this unfamiliar world, the scientists must confront the implications of their discovery and find a way to secure their project's future while dealing with extraterrestrial intentions. The stakes are high in this thrilling exploration of time and survival.