Question: Skandar Keynes had a starring role in the series of fantasy films released by what company?

Context paragraphs:
List of fantasy films of the 2000s: A list of fantasy films released in the 2000s.

List of fantasy films of the 1980s: A list of fantasy films released in the 1980s.

The Chronicles of Narnia (film series): The Chronicles of Narnia is a series of fantasy films from Walden Media, based on "The Chronicles of Narnia", a series of novels by C. S. Lewis.  From the seven novels, there have been three film adaptations so far—"" (2005), "" (2008) and "" (2010)—which have grossed over $1.5 billion worldwide among them.

List of fantasy films of the 1960s: A list of fantasy films released in the 1960s.

1984 in film: The following is an overview of events in 1984 in film, including the highest-grossing films, award ceremonies and festivals, a list of films released and notable deaths.  The year's highest-grossing film was "Beverly Hills Cop". " Ghostbusters" overtook it, however, with a re-release the following year.  Other popular films included "The NeverEnding Story", which was the most expensive film produced in West Germany, "The Karate Kid" and "Romancing the Stone".  A high number of sci-fi/fantasy films were released in 1984.

Skandar Keynes: Alexander Amin Casper "Skandar" Keynes ( ; 5 September 1991) is an English former actor.  Best known for starring as Edmund Pevensie in the "Chronicles of Narnia" film series since 2005, he appeared in all three instalments, "," "", and most recently "", which was released on 10 December 2010.

List of fantasy films of the 2010s: A list of fantasy films released in the 2010s.

List of fantasy films of the 1990s: A list of fantasy films released in the 1990s.

List of fantasy films of the 1970s: A list of fantasy films released in the 1970s.

The Chronicles of Narnia: Prince Caspian: The Chronicles of Narnia: Prince Caspian is a 2008 high fantasy film based on "Prince Caspian", the second published, fourth chronological novel in C. S. Lewis's epic fantasy series, "The Chronicles of Narnia".  It is the second in "The Chronicles of Narnia" film series from Walden Media, following "" (2005).  The four Pevensie children (William Moseley, Anna Popplewell, Skandar Keynes, and Georgie Henley) return to Narnia to aid Prince Caspian (Ben Barnes) in his struggle with the "secret" help of Aslan (Liam Neeson) for the throne against his corrupt uncle, King Miraz (Sergio Castellitto).  The film was released on May 16, 2008 in the United States and on June 26, 2008 in the United Kingdom.

Supporting paragraphs: Skandar Keynes The Chronicles of Narnia (film series)
Answer: Walden Media