A Boy Named Charlie Brown is a 1969 American animated comedy-drama film, produced by Cinema Center Films, distributed by National General Pictures, and directed by Bill Melendez, it is the first feature film based on the Peanuts comic strip. It was also the final time that Peter Robbins voiced the character of Charlie Brown (Robbins had voiced the role for all the Peanuts television specials up to that point, starting with the debut of the specials, 1965's A Charlie Brown Christmas).
However, in 1994, there was planned to be a feature film remake made by Universal Pictures, Inc, like Roger Rabbit, it mixes in live action and animation, the film was released on February 23rd, 1996, but it remains lost, however, an anonymous guy sent in all the recordings, and was later put to replace the soundtrack for A Boy Named Charlie Brown (1969) for YouTube, and it was posted on April 18th, 2013, here is the cast:
Live action cast:
Dave Franco as Charlie Brown.
Lauren Cohen as Lucy.
Michael Angarano as Linus.
Garrett Hedlund as Schroeder.
Eva Green as Patty. (not Peppermint Patty).
Emmy Rossum as Violet.
Emma Stone as Sally Brown.
Ashley Johnson as Frieda.
Anton Yelchin as Pig-Pen.
Bill Melendez as Snoopy.
and Snoopy was animated in his 80's form.
Same goes for the 2002 sequel remake Race For Your Life, Charlie Brown (lost 2002 Universal remake)