Ī hologram of his friend Admiral Al Calavicci ( Dean Stockwell) appears, visible and audible only to Sam, and helps to explain to Sam that he must correct something that went wrong in the past, aided with the resources of the project's supercomputer Ziggy, the self-aware artificial intelligence ' parallel hybrid computer with an ego.' Despite successfully correcting the past, Sam continues to leap, seemingly 'guided by an unknown force', to another place and time within his own lifetime, 'putting right what once went wrong and hoping each time that his next leap will be the leap home'.

He is thrown back in time, and on regaining consciousness, finds that while he physically exists in the past, he appears to everyone else as a person into whom he had 'leapt', and further has partial amnesia related to his own identity. Some years later, having already spent $43 billion, the government threatens to halt funding, as no progress has been made, and Sam decides to test the project accelerator by himself to save the project before anyone can stop him. Sam Beckett ( Scott Bakula) theorizes that time travel within one's own lifetime is possible, and obtains government support to build his project 'Quantum Leap'. See also: List of Quantum Leap characters

Ī revival series was ordered by NBC, which premiered on September 19, 2022. It was ranked number 19 on TV Guide 's 'Top Cult Shows Ever' in 2007. The series features a mix of humor, drama, romance, social commentary, and science fiction.

Sam Beckett, a physicist who involuntarily leaps through spacetime during experiments in time travel, by temporarily taking the place of other people to correct what he consistently discovers were historical mistakes.ĭean Stockwell co-stars as Admiral Al Calavicci, Sam's womanizing, cigar-smoking companion and best friend, who appears to him as a hologram and researches and shapes his opinions of the past. Bellisario, that premiered on NBC and aired for five seasons, from March 26, 1989, to May 5, 1993. Quantum Leap is an American science fiction television series, created by Donald P.

Quantum Leap by John Peel