Antes de que no haya tiempo

Tom Merrick gets caught up in a time-traveling conspiracy and must set the timeline right before it is irrevocably altered.

Following a tense encounter with a mysterious stranger with otherworldly powers, a man finds himself banished to a parallel, tyrannical Earth, where he fights to get back to the woman he loves.

What was a cunning plan from Lord Edmund Blackadder V to fake a time machine on his gullibly incompetent friends, turns out to be the real thing and hurls him and his imbecile underling, Baldrick, through the course of human history.

Elroy Jetson invents a time machine that takes him back to prehistoric times, where he meets the Flintstone family.

After a fatal test shuts down their project, a disgraced team of scientists enters the criminal underworld to rebuild a forbidden space-bending engine that could rescue humanity or annihilate it entirely.

When a clock lands on Mater's engine, he travels back in time to 1909 where he meets Stanley, an ambitious young car on his way to California. With the help of Lightning McQueen, Mater alters history by convincing Stanley to stay and build Radiator Springs. Stanley meets Lizzie and they commemorate the opening of the new courthouse with their wedding.

Agents J and K are back...in time. J has seen some inexplicable things in his 15 years with the Men in Black, but nothing, not even aliens, perplexes him as much as his wry, reticent partner. But when K's life and the fate of the planet are put at stake, Agent J will have to travel back in time to put things right. J discovers that there are secrets to the universe that K never told him - secrets that will reveal themselves as he teams up with the young Agent K to save his partner, the agency, and the future of humankind.

While planet Earth poises on the brink of nuclear self-destruction, a team of Russian and American scientists aboard the Leonov hurtles to a rendezvous with the still-orbiting Discovery spacecraft and its sole known survivor, the homicidal computer HAL.

Amiable slackers Bill and Ted are once again roped into a fantastical adventure when De Nomolos, a villain from the future, sends evil robot duplicates of the two lads to terminate and replace them. The robot doubles actually succeed in killing Bill and Ted, but the two are determined to escape the afterlife, challenging the Grim Reaper to a series of games in order to return to the land of the living.

Writer H. G. Wells pursues Jack the Ripper to modern day San Francisco after the infamous serial killer steals his time machine to escape the 19th century.