Bon Voyage, Charlie Brown (and Don't Come Back!!)

Bon Voyage, Charlie Brown is a 1980 American animated mystery comedy film based on the Peanuts comic strip by Charles M. Schulz. It is the fourth full-length feature film in the Peanuts series. Directed by Bill Melendez from a screenplay by Schulz, it stars the voices of Arrin Skelley, Daniel Anderson, Patricia Patts, Casey Carlson, Annalisa Bortolin, and Laura Planting. The film follows Charlie Brown and his friends as they travel to France as foreign exchange students, while simultaneously learning about a mysterious letter sent by the niece of a local baron.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.