Question: Which movie starring John Travolta was directed by the same person who directed "The Sender"?

Context paragraphs:
Basic (film): Basic is a 2003 American/German mystery-action thriller film directed by John McTiernan and starring John Travolta, Connie Nielsen and Samuel L. Jackson.

Roger Christian (filmmaker): Roger Christian (born 25 February 1944) is an English set decorator, production designer and feature film director.  He won an Academy Award for his work on the original "Star Wars" and was Oscar-nominated for his work on "Alien".  Christian directed the second unit on both "Return of the Jedi" and "" as well as feature films including "The Sender" and "Nostradamus".  He also directed the 2000 film "Battlefield Earth" which is regarded as one of the worst films ever made.

Urban Cowboy: Urban Cowboy is a 1980 American romantic drama film about the love-hate relationship between Buford Uan "Bud" Davis (John Travolta) and Sissy (Debra Winger).  The movie captured the late 1970s/early 1980s popularity of country music.  It was John Travolta's third major acting role after "Saturday Night Fever" and " Grease".  Much of the action centers around activities at Gilley's Club, a honky tonk in Pasadena, Texas.

Face/Off: Face/Off is a 1997 American science fiction action film directed by John Woo, written by Mike Werb and Michael Colleary, and starring John Travolta and Nicolas Cage.  Travolta plays an FBI agent and Cage plays a terrorist, sworn enemies who assume each other's physical appearance.

Two of a Kind (1983 film): Two of a Kind is a 1983 American romantic fantasy comedy film directed by John Herzfeld starring John Travolta and Olivia Newton-John.  The original musical score was composed by Patrick Williams.  Travolta plays a cash-strapped inventor while Newton-John plays the bank teller whom he attempts to rob.  These two unlikely individuals must come to show compassion for one another in order to delay God's judgment upon the Earth.  This is Travolta and Newton-John's second film together after 1978's "Grease", which was a success.  Despite being a critical and commercial failure, "Two of a Kind" yielded three popular singles for Newton-John and a Platinum certification for the soundtrack.

Saturday Night Fever (soundtrack): Saturday Night Fever: The Original Movie Sound Track is the soundtrack album from the 1977 film "Saturday Night Fever" starring John Travolta.  In the United States, the album was certified 15× Platinum for shipments of at least 15 million units.  The album stayed atop the album charts for 24 straight weeks from January to July 1978 and stayed on "Billboard"' s album charts for 120 weeks until March 1980.  In the UK, the album spent 18 consecutive weeks at No. 1.  The album epitomized the disco phenomenon on both sides of the Atlantic and was an international sensation.  The album has been added to the National Recording Registry in the Library of Congress for being culturally significant.

Battlefield Earth (film): Battlefield Earth (also referred to as Battlefield Earth: A Saga of the Year 3000) is a 2000 American science fiction action film based upon the first half of L. Ron Hubbard's 1982 novel of the same name.  Directed by Roger Christian and starring John Travolta, Barry Pepper and Forest Whitaker, the film depicts an Earth that has been under the rule of the alien Psychlos for 1,000 years and tells the story of the rebellion that develops when the Psychlos attempt to use the surviving humans as gold miners.

Sherwood Cryer: Sherwood Cryer (September 2, 1927 – August 17, 2009) was a Pasadena, Texas-based entrepreneur.  He attained fame as the owner and operator of the famous country-western nightclub Gilley's, an enormous honky tonk that was the central setting of the 1980 movie "Urban Cowboy" starring John Travolta, and co-starring Debra Winger.

The General's Daughter (novel): The General's Daughter is a 1992 novel by American author Nelson DeMille.  The novel introduces protagonist Paul Brenner, who is also featured in DeMille's novels "Up Country" and "The Panther".  "The General's Daughter" was made into a 1999 film of the same name, starring John Travolta and Madeleine Stowe.  In the movie, Captain Ann Campbell's first name was changed to Elisabeth.

Eyes of an Angel: Eyes of an Angel is a 1991 American drama film starring John Travolta and directed by Robert Harmon.  It was released in France, Sweden, and on television in the United States as "The Tender."  It was released straight to video in 1994 under its proper title to coincide with Travolta's bigger name release, "Pulp Fiction".  According to the opening credits, the movie is based on a true story.  The film was shot entirely in Chicago.

Supporting paragraphs: Roger Christian (filmmaker) Battlefield Earth (film)
Answer: Battlefield Earth