Sapphire & Steel — Assignment I: Escape through a Crack in Time (2)
Sapphire and Steel determine that Helen's bedroom is the location of a time break caused by the recitation of nursery rhymes. After narrowly avoiding a disaster, Steel boards up Helen's door to prevent the creatures inside from breaking loose. Rob begins to distrust the mysterious agents and sees a chance for escape when a policeman finally arrives in the morning. Sapphire is one step ahead of him, however, and traps the policeman in a time loop to prevent interference.
More Like This

The 4400
4400 centers on the return of 4400 people who, previously presumed dead or reported missing, reappear on Earth. Though they have not aged physically, some of them seem to have deeper alterations ranging from superhuman strength to an unexplained healing touch. A government agency is formed to track the 4400 people after one of them commits a murder.

The Dead Zone
Johnny Smith discovers he has developed psychic abilities after a coma.

WandaVision
Wanda Maximoff and Vision—two super-powered beings living idealized suburban lives—begin to suspect that everything is not as it seems.

Doctor Who
The Doctor is a Time Lord: a 900 year old alien with 2 hearts, part of a gifted civilization who mastered time travel. The Doctor saves planets for a living—more of a hobby actually, and the Doctor's very, very good at it.

Land of the Giants
Set fifteen years in the then-future year 1983, the series tells the tale of the crew and passengers of a sub-orbital transport ship named Spindrift. In the pilot episode, the Spindrift is en route from Los Angeles to London, on an ultra-fast sub-orbital flight. Just beyond Earth's boundary with space, the Spindrift encounters a magnetic space storm, and is dragged through a space warp to a mysterious planet where everything is twelve times larger than on Earth, whose inhabitants the Earthlings nickname "the Giants". The Spindrift crash-lands, and the damage renders it inoperable.

Secrets of Sulphur Springs
12-year-old Griffin Campbell and his family move to the small town of Sulphur Springs and take ownership of an abandoned hotel rumored to be haunted by the ghost of a girl who disappeared decades ago. Griffin befriends Harper, a bright-eyed, mystery-obsessed classmate and together, they uncover a secret portal that allows them to travel back in time. In the past, they’ll attempt to uncover the key to solving this unsolved mystery, a mystery that affects everyone close to them.

Quantum Leap
Theorizing that one could time travel within his own lifetime, Dr. Sam Beckett stepped into the Quantum Leap accelerator and vanished... He woke to find himself trapped in the past, facing mirror images that were not his own and driven by an unknown force to change history for the better. His only guide on this journey is Al, an observer from his own time, who appears in the form of a hologram that only Sam can see and hear. And so Dr. Beckett finds himself leaping from life to life, striving to put right what once went wrong and hoping each time that his next leap will be the leap home.

The Bionic Woman
After fully recovering from her near fatal bout of bionic rejection, Jaime Sommers, the first female cyborg, is assigned to spy missions of her own.

Doctor Who
The adventures of The Doctor, a time-traveling humanoid alien known as a Time Lord. He explores the universe in his TARDIS, a sentient time-traveling spaceship. Its exterior appears as a blue British police box, which was a common sight in Britain in 1963 when the series first aired. Along with a succession of companions, The Doctor faces a variety of foes while working to save civilizations, help ordinary people, and right many wrongs.

Ghost Whisperer
Newlywed Melinda Gordon tries to help the dead communicate with loved ones, but sometimes the messages she receives are intense and confusing. Most of Melinda's efforts involve resolving conflicts that are preventing the spirits from passing over.

Spellbinder
A group of teenagers go on a school camp in the Blue Mountains in Australia. While at the camp, Paul Reynolds accidentally goes into a parallel universe. This other world is inhabited by a more hierarchic and technologically different society, ruled by a group of people known as Spellbinders.

Nancy Drew
Nancy Drew makes plans to leave her hometown for college, but finds herself drawn into a supernatural murder mystery instead.

The Twilight Zone
An anthology series containing drama, psychological thriller, fantasy, science fiction, suspense, and/or horror, often concluding with a macabre or unexpected twist.

Nowhere Boys
Four teenage boys get lost in the forest and discover, when they return home, that they are in an alternate world identical to theirs except for one startling difference - they were never born.

Star Trek: Voyager
Pulled to the far side of the galaxy, where the Federation is 75 years away at maximum warp speed, a Starfleet ship must cooperate with Maquis rebels to find a way home.

The Langoliers
A jet leaves on a red-eye flight from Los Angeles to Boston. But early in the flight, ten passengers awaken to a startling realization: All of the other passengers have vanished.

Once Upon a Time
There is a town in Maine where every story book character you've ever known is trapped between two worlds, victims of a powerful curse. Only one knows the truth and only one can break the spell.

Back to the Future
An animated series for television based on the Back to the Future trilogy of feature films. Based on the highly successful Back to the Future movie trilogy, this series is set, um, "after" the events of the last film, as the adventures of Marty McFly and Doc Brown in their DeLorean time machine continue. Joining the ride is Clara, (Doc's wife from Back To The Future Part III,) Jules and Verne (their sons) Einstein the dog and Jennifer (Marty's girlfriend). And apparently there's a Tannen in every time as relatives of Biff keep popping up, and creating conflict. Mary Steenburgen and Tom Wilson reprise their roles from the movies. During live portions of the show, Christopher Lloyd reprised his role as Doc Brown and was joined by Bill Nye, who conducted experiments that were used in the show.