Dr. Sam Becket invented a time machine that allows him to temporally take control of a person in any time period and fix something in their life that would otherwise have negatively affected time. However, he wasn't the only one to build a time machine, and the new kids on the block aren't looking to fix history either. Now Sam and his companion AL must wage war for time itself.

Dr. Sam Beckett leaps into another Sam- Chris Lorenzo. Can he stop Chris from being killed?

Sam leaps to Germany, as the wall falls down.

Crossover with the movie Clue Sam leaps into a butler during a fateful dinner party in 1954, he finds a dead body on the floor and no idea on the murderer. And worst of all... Al is nowhere to be seen. Sam isn't quite sure on his mission, but he believes it's to find out who killed mr. Boddy. Everyone has a motive and are holding weapons, so... Whodunit? (Reviews are welcome!)

Sam Beckett Leaps into Cameron of TSSC.

'Theorising that one could time travel within his own lifetime, Dr. Sam Beckett stepped into the quantum leap accelerator and vanished.' He awoke to find himself trapped in 1984 under New York City and facing challenges and odd situations. And so Dr. Beckett finds himself temporarily living a rather bizarre life with four Teenage Mutant Ninja Turtles and a Mutant Ninja Rat. Oh boy.

REPOST / UPDATE! When Dr. Beckett wakes up in Major Samantha Carter's body... It could lead to weird situations. Enjoy !

A Quantum Leap and Loud House crossover freaturing Sam leaping into several of Lincoln's sisters and Loud House characters...enjoy...

Due to my ecessive drinking Leslie had "summoned" Sam Beckett back after 6 years to once again put right what once went wrong.

Someone here has been drinking and I'm sad to say it's still me but when a time traveling do goober and his hologram sidekick find themselves in lark creek just days before that tragic event can they put right what once went wrong?

Sam Beckett didn't know what would happen when he stepped into the quantum leap accelerator, what will happen his his leaps through tie bring him into our favorite Fandoms putting things right that once went wrong? many fandom crossovers.

Sam leaps in Camila Torres

Doctor Sam Beckett leaps into someone he never thought possible! Naruto Uzumaki!

Sam leaps into Helena...enough said

During the events of the Quantum Leap episode 'Future Boy', while aiding Moe Stein, Sam meets the actor who played the 1950's TV Superman. In the presence of the iconic original Man Of Steel, do all the usual rules apply? Note: The obvious actor is not named therein, and a few dates are fudged for story's sake.

Sam finds himself in another dimension stuck in the body of a former mercenary. Meanwhile a disoriented Six is in a strange facility, trying to figure what to believe. What is the mistake that Sam needs to correct before it is too late?

Dr. Beckett Leaps into previously mentioned but never seen clone, Alex Williams.

Sam Beckett is a time traveller who "leaps" into people's lives to try and "put right what once went wrong" in the past. So, Sam has leaped into none other than Adrian Monk, and he's got to figure out why he's here! Everyone sees Monk, but it's really Sam in Monk's body! The captain, Randy, and Natalie think Monk bumped his head and has lost his mind. This should be fun!

Sam has leapt into the unknown... as an agent at the newly reformed primatech 2.0, somehow he has to save the lives of two innocent but powerful high school students, but ziggy has discovered a possible third person with the ability , will Sam prevent two tragic deaths when all hell breaks loose at an anti evo rally? contains language and violence.

The year is 1988, and Sam Beckett has leapt into none other than recently-spurned Misfits groupie Constance "Clash" Montgomery. As part of his ongoing quest to set right what once went wrong, Sam must now help Clash build up a backbone and get a handle on her life. Rated T for language, tense situations, and mentions of substance use. Set shortly after the episode "Video Wars" R&R!

Dr. Sam Beckett leaps into a teenage clone of Jack O'Neill and is tasked with saving the base doctor as Sam Carter in the future tries to save Sam Beckett from being lost forever. Complete!

Sam leaps into Sir Topham Hatt (the Fat Controller) to save the fate of the railway and to prevent his murder. It all seems easy in theory, but this Leap will be far from easy...

Sam deals with the fallout of the Helsinki Massacre, but not even Ziggy knows when he is

Sam discovers that his leaping has changed forever

Project Quantum Leap has finally lost its' budget money, in comes Dyad to buy them out