VIDEO: Christopher Walken Reveals Why PETER PAN LIVE! Is 'So Scary' on 'Tonight Show'

On this week's TONIGHT SHOW, Jimmy talked to Christopher Walken about starring in a sketch with Jerry Lewis and Dean Martin as a kid and why he's so nervous about playing Captain Hook in NBC's PETER PAN LIVE! Later, Walken discusses the strange things he used to see as a kid actor spending a lot of time in 30 Rockefeller Plaza. Check out clips from the appearance below!

Allison Williams will portray Peter Pan in the highly anticipated PETER PAN LIVE on NBC.The 'Girls' star takes on the role of the boy who refuses to grow up and who is forced to confront the villainous Captain Hook, played by Oscar winner Christopher Walken when the J.M. Barrie's classic musical comes to NBC on Thursday, Dec. 4 at 8 p.m. (ET/PT).

About The Tonight Show

In 2014, "The Tonight Show" returned to its New York origins when "The Tonight Show Starring Jimmy Fallon" made its broadcast debut from Studio 6B in Rockefeller Center. Emmy Award- and Grammy Award-winning comedian Jimmy Fallon brings a high-tempo energy to the storied NBC franchise with his welcoming interview style, love of audience participation, spot-on impersonations and innovative sketches.

An American television institution for almost 60 years, "The Tonight Show" continues to be a home to big-name celebrity guests and a stage for top musical and comedic talent. Taking a cue from his unforgettable predecessors, including hosts Johnny Carson and Jay Leno, Fallon carrys on the tradition that audiences know and love - kicking off every show with the iconic "Tonight Show" monologue. Known for his huge online presence, Fallon will brings along with him many of the popular segments, celebrity sketches and musical parodies that fans have grown to love on "Late Night," including #Hashtags, Thank You Notes and Slow Jam the News.

Critically praised Grammy winners The Roots serves as "The Tonight Show" house band.

From Universal Television and Broadway Video, "The Tonight Show Starring Jimmy Fallon" is executive produced by Lorne Michaels and produced by Josh Lieb. Gavin Purcell produces. "The Tonight Show" tapes before a live studio audience.

Photo: Douglas Gorenstein