Question: Are Callie Thorne and Denis Peterson both American?

Context paragraphs:
Richard Estes: Richard Estes (born May 14, 1932 in Kewanee, Illinois) is an American artist, best known for his photorealist paintings.  The paintings generally consist of reflective, clean, and inanimate city and geometric landscapes.  He is regarded as one of the founders of the international photo-realist movement of the late 1960s, with such painters as John Baeder, Ralph Goings, Chuck Close, Audrey Flack, and Duane Hanson.  Author Graham Thompson writes "One demonstration of the way photography became assimilated into the art world is the success of photorealist painting in the late 1960s and early 1970s.  It is also called super-realism or hyper-realism and painters like Richard Estes, Denis Peterson, Audrey Flack, and Chuck Close often worked from photographic stills to create paintings that appeared to be photographs."

Callie Thorne: Calliope "Callie" Thorne (born November 20, 1969) is an American actress known for her role as Dr. Dani Santino on the USA Network series "Necessary Roughness".  She is also known for past work such as her roles on "" as Detective Laura Ballard, a role she held for two seasons, and the movie "", as well as for playing Sheila Keefe on "Rescue Me" and Elena McNulty in "The Wire".

Oakleigh Thorne: W.O.S. Thorne, more generally known as Oakleigh Thorne (July 31, 1866 − May 23, 1948), was an American businessperson, a publisher of tax guides, a banker, and a philanthropist.  Among his early ventures were the consolidation of brickyards on the Hudson River, and later he was president of the National Switch and Signal Company and Westinghouse Electric's vice president.  In 1900 he came to New York City as vice president of the International Banking and Trust Company, becoming president.  That company became the Trust Company of America, of which Thorne was serving as president.  He helped the company survive a bank run during the Panic of 1907, securing the backing of J. Pierpont Morgan and European sources.  He served as a director of Wells Fargo & Company from 1902 to 1918.  In addition to his connection with Commerce Clearing House, Wells Fargo, and the Trust Company of America, Thorne was a director of the Corporation Trust Company and of the Bank of Millbrook.  After purchasing Briarcliff Farms in 1918, he became a breeder of champion Angus cattle.  He was inducted into the Angus Heritage Foundation Hall of Fame in 1934.

Garry Peterson: Garry Denis Peterson (May 26, 1945) is a Canadian drummer who has been a long-term member of the Canadian rock band The Guess Who.  Along with Randy Bachman, he has also recorded and toured with another Canadian rock band, Bachman-Turner Overdrive from 1984-1986.

Necessary Roughness (TV series): Necessary Roughness is a USA Network television series starring Callie Thorne and Scott Cohen that aired from June 29, 2011 to August 21, 2013.  The second season premiered on June 6, 2012.  The one-hour drama series was picked up for 12 episodes on January 19, 2011.  On January 7, 2013, USA Network announced the series was renewed for a 10-episode third season, which began on June 12, 2013.  On November 19, 2013, USA canceled the series after three seasons.

Callie and Her Sister: "Callie and Her Sister" is the second episode of the of the American animated television series "Ugly Americans", and the sixteenth overall episode of the series.  It originally aired on Comedy Central in the United States on July 7, 2011.  In the episode, half-demon Callie Maggotbone repeatedly refuses to go through with her arranged marriage to Twayne Boneraper.  To convince her father she is serious with her boyfriend Mark Lilly, she asks him to move in with her.  Following a therapy session held by Mark, Callie's divorced parents get back together and produce a second daughter, Lilith, who will replace Callie as Twayne's bride.  Callie and Mark later take on the job to raise Lilith, who develops evil plans for the wedding.

Ed's Next Move: Ed's Next Move is a 1996 American romantic comedy film written and directed by John C. Walsh.  It stars Matt Ross and Callie Thorne.  A micro-budget romantic comedy about a transplanted Midwesterner adapting to life in New York's East Village, the film appeared at the 1996 Sundance Film Festival where it received critical praise and was picked up by Orion Classics for theatrical release.  The LA Times' Kenneth Turan called the movie "one of the most appealing, audience friendly films at Sundance," while Roger Ebert referred to the film as "a truth telling comedy with quiet wit and bright dialogue. "  Sight & Sound called it "a perfectly formed romantic comedy."

Laura Ballard: Laura Ballard is a fictional character in "", played by Callie Thorne.  She is a police detective in the homicide division of the Baltimore Police Department.

List of Necessary Roughness episodes: "Necessary Roughness" is a USA Network drama which premiered on June 29, 2011.  The series stars Callie Thorne as Danielle Santino, a tough Long Island divorcee who, in order to make ends meet, gets a job as a therapist for a professional football team.

Denis Peterson: Denis Peterson is an American hyperrealist painter whose photorealist works have been exhibited at the Brooklyn Museum, Whitney Museum of American Art, Butler Institute of American Art, Tate Modern, Springville Museum of Art, Corcoran MPA and Max Hutchinson Gallery in New York.

Supporting paragraphs: Callie Thorne Denis Peterson
Answer: yes