Breakfast Time (2006)

Op and Ed, two adorable donut-shaped animals - flummels - accidentally time-travel from 1835 to modern-day Shanghai. There they discover traffic, trans fats, and worst of all, that flummels are now extinct. It's up to this bumbling pair to save themselves and their species...and, just maybe, change the course of history.

Laura and Harrison have the picture-perfect romance built on the foundation of a shared love of music. After a deadly accident, Laura gets the chance to save the love of her life when she discovers that their mixtape can transport her back in time.

After a high school lab experiment goes horribly wrong, Mordecai and Rigby must go back in time to battle an evil volleyball coach in order to save the universe — and their friendship.

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.

Eighties teenager Marty McFly is accidentally sent back in time to 1955, inadvertently disrupting his parents' first meeting and attracting his mother's romantic interest. Marty must repair the damage to history by rekindling his parents' romance and - with the help of his eccentric inventor friend Doc Brown - return to 1985.

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.

Aliens have landed and are hiding on Earth, but need Earth’s scientists to help them fight an inter-planetary war.

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.

Young writer Richard Collier is met on the opening night of his first play by an old lady who begs him to "Come back to me". Mystified, he tries to find out about her, and learns that she is a famous stage actress from the early twentieth century. Becoming more and more obsessed with her, by self-hypnosis he manages to travel back in time—where he meets her.

In a future where an adult Gwen Tennyson is president and the world is being taken over by the alien horde known as the Xerge, a disillusioned Ben 10,000 is called out of retirement to recruit his 10-year-old version from the past. Based on the 2016 reboot.