Guinan is a recurring character in the Star Trek franchise, portrayed by American actress Whoopi Goldberg. The character first appeared in the television series Star Trek: The Next Generation in 1988 and went on to appear in the films Star Trek Generations and Star Trek: Nemesis as well as the television series Star Trek: Picard. She was also played as a child by Isis Carmen Jones in the episode "Rascals" and a younger version of the character by Ito Aghayere in Picard. Guinan is a bartender in the Ten-Forward lounge aboard the starship USS Enterprise-D. The character first appears in the second-season opening episode "The Child", and makes recurring appearances during the next four seasons. Guinan was partly inspired by the Star Wars character Yoda, and is said to be hundreds of years old with corresponding wisdom and insight which she often uses to defuse difficult situations or comfort other characters. Source: Wikipedia (en)