Al Calavicci

Al Calavicci is the second main protagonist in Quantum Leap.

Al Calavicci is a hologram that only Dr Sam Beckett can see & hear.

Background information
Al Calavicci is an admiral for Project Quantum Leap. Al's duty is to guide Sam Beckett's leaps to help change history for the better, with the help of Ziggy & the handlink.

Appearance
In Dr Beckett's leap as Al Mcwhiggin, Al Calavicci was watching as Thot kidnaps Harry Solomon. Then Al Calavicci gave Sam the info about who kidnapped Harry.

Trivia
Al Calavicci is played by Dean Stockwell.

In An Al Mcwhiggin Christmas Carol, he is credited as Al The Hologram.