Question: Were Dennis Hopper and Stuart Rosenberg the same nationality?

Context paragraphs:
The Last Film Festival: The Last Film Festival is an American comedy film starring Dennis Hopper, Leelee Sobieski, Katrina Bowden, Chris Kattan and Jacqueline Bisset.  It is written and directed by Linda Yellen.  It was filmed in 2010, shortly before Hopper died.  After extensive delays, the film was finally released theatrically in Los Angeles on 30 September 2016, followed by a VOD release.  Monterey Media acquired the distribution rights in June 2016.

Hell: A Cyberpunk Thriller: Hell: A Cyberpunk Thriller is a point-and-click adventure game released in 1994 by GameTek and developed by Take‑Two Interactive Software.  It was available for DOS, 3DO and Macintosh.  The game was notable for being one of the first CD-ROM-only games to use speech with hi-res graphics, and has been described as very similar to "BloodNet", which is referenced during one of Hell's subplots.  Dennis Hopper, Grace Jones, Stephanie Seymour, and Geoffrey Holder are among the actors in the game.  Seymour and Holder appear in live action footage, while the rest of the cast, including Hopper and Jones, lend their voices to computer animated representations.

Let's Get Harry: Let's Get Harry is a 1986 action film directed by Stuart Rosenberg.  It stars Thomas F. Wilson, Michael Schoeffling, Glenn Frey, Rick Rossovich, Mark Harmon, Robert Duvall and Gary Busey.  Rosenberg chose to credit the film to Alan Smithee, a pseudonym used by directors who repudiate their involvement in a film.

Out of the Blue (1980 film): Out of the Blue (released in Canada as No Looking Back) is a 1980 Canadian drama film directed by and starring Dennis Hopper.  The film was written and produced by Gary Jules Jouvenat.  It competed for the Palme d'Or at the 1980 Cannes Film Festival.  This was the first film Hopper directed since 1971's "The Last Movie", stepping in at the last minute to replace the original director (screenwriter Leonard Yakir).

Easy Rider: Easy Rider is a 1969 American independent road drama film written by Peter Fonda, Dennis Hopper, and Terry Southern, produced by Fonda, and directed by Hopper.  Fonda and Hopper played two bikers who travel through the American Southwest and South carrying the proceeds from a drug deal.  The success of "Easy Rider" helped spark the New Hollywood era of filmmaking during the early 1970s.

Catchfire: Catchfire is a 1990 American action thriller film directed by Dennis Hopper and starring Jodie Foster, Dennis Hopper, Fred Ward and Vincent Price.  Several other notable actors have cameos.  The film was disowned by Hopper before release and he is therefore credited under the fictional pseudonym Alan Smithee.  The original screenplay was written by Rachel Kronstadt Mann, then re-written by Ann Louise Bardach, who was hired by Dennis Hopper and producer Steven Reuther.  During the 1988 Writers Guild of America strike, Hopper hired Alex Cox to do another polish while the film was shooting.

To Set It Right: "To Set It Right" is the 21st episode of the American military drama television series "The Lieutenant", produced for broadcast on NBC.  Written by Lee Erwin, and featuring a guest cast which included Dennis Hopper, Don Marshall, Woody Strode and the acting debut of Nichelle Nichols.  The series followed the lives of the United States Marine Corps stationed at Marine Corps Base Camp Pendleton.  In this episode, after a racially driven altercation between Cpl. Peter Devlin (Dennis Hopper) and Pvt. Ernest Cameron (Don Marshall), Lt. William Rice (Gary Lockwood) attempts to settle their issues by first arranging a boxing match, and then forcing them to work together on a march.  Following protests by the Pentagon, who had previously aided the production of the series, the network refused to air the episode.

Dennis Hopper: Dennis Lee Hopper (May 17, 1936 – May 29, 2010) was an American actor, filmmaker, photographer and artist.  He attended the Actors Studio, made his first television appearance in 1954, and soon after appeared alongside James Dean in "Rebel Without a Cause" (1955) and "Giant" (1956).  In the next ten years he made a name in television, and by the end of the 1960s had appeared in several films.  Hopper also began a prolific and acclaimed photography career in the 1960s.

Murder, Inc. (film): Murder, Inc. is a 1960 American gangster film starring Stuart Whitman, May Britt, Henry Morgan, Peter Falk, and Simon Oakland.  The Cinemascope movie was directed by Burt Balaban and Stuart Rosenberg.  The screenplay was based on the true story of Murder, Inc., a Brooklyn gang that operated in the 1930s.

Stuart Rosenberg: Stuart Rosenberg (August 11, 1927 – March 15, 2007) was an American film and television director whose motion pictures include "Cool Hand Luke" (1967), "Voyage of the Damned" (1976), "The Amityville Horror" (1979), and "The Pope of Greenwich Village" (1984).  He was noted for his work with actor Paul Newman.

Supporting paragraphs: Dennis Hopper Stuart Rosenberg
Answer: yes