The spokesperson for Priceline is William Shatner.
William Shatner is an actor, director, and producer who is best known for his role as Captain James T. Kirk in the Star Trek television series and movies. He has also had a long association with the travel website Priceline, appearing in numerous commercials and promotional campaigns for the company since 1997. Shatner has also appeared in other advertisements and television shows, and has released several albums and books.