Boy opens up portal changing an event that his dad lives

A hot-shot architect returns home from his latest business trip with a surprise: an ornate old clock rescued out of a soon-to-be-demolished mansion in Amityville, New York, that brings about a seemingly unstoppable demonic force.

Follows three social outcasts -- two geeks and a cynic -- as they attempt to navigate a time-travel conundrum in the middle of a British pub.

A young man struggles to access sublimated childhood memories. He finds a technique that allows him to travel back into the past, to occupy his childhood body and change history. However, he soon finds that every change he makes has unexpected consequences.

After his girlfriend, Julie, and two best friends are killed in a tragic auto accident, Nick struggles to cope with his loss and grief. Suffering from migraine-like seizures, Nick soon discovers that he has the power to change the past via his memories. However, his time-traveling attempts to alter the past and save his one true love have unexpected and dire consequences.

A group of teens discover secret plans of a time machine, and construct one. However, things start to get out of control.

When a rare phenomenon gives police officer John Sullivan the chance to speak to his father, 30 years in the past, he takes the opportunity to prevent his dad's tragic death. After his actions inadvertently give rise to a series of brutal murders he and his father must find a way to fix the consequences of altering time.

Detective Raimy Sullivan is stunned when a voice suddenly crackles through her father’s old, long-broken ham radio – it’s Frank Sullivan, somehow transmitting over the airwaves and through the decades from 1996. Separated by twenty years, father and daughter have reunited on a frequency only they can hear, but can they rewrite the story of their lives without risking everyone they love?

Marty and Doc are at it again as the time-traveling duo head to 2015 to nip some McFly family woes in the bud. But things go awry thanks to bully Biff Tannen and a pesky sports almanac. In a last-ditch attempt to set things straight, Marty finds himself bound for 1955 and face to face with his teenage parents -- again.

The final installment finds Marty digging the trusty DeLorean out of a mineshaft and looking for Doc in the Wild West of 1885. But when their time machine breaks down, the travelers are stranded in a land of spurs. More problems arise when Doc falls for pretty schoolteacher Clara Clayton, and Marty tangles with Buford Tannen.

The event on a young boy's birthday has consequences far into the future for himself and his family.