Question: Who, Ransom Riggs or Jonathan Frakes, narrated the History Channel documentary "Lee and Grant"?

Context articles: Hitler and the Occult
A History Channel Thanksgiving
The Occult History of the Third Reich
Five Mile Creek
Countdown to Armageddon
Jonathan Frakes
Thunderbirds (2004 film)
Ransom Riggs
That's Impossible (show)
Rob Nelson (biologist)

Hitler and the Occult, produced by Bram Roos and Phyllis Cannon, and narrated by actor David Ackroyd, is a 50-minute History Channel documentary regarding Nazi occultism.
"A History Channel Thanksgiving" is the thirteenth episode of the fifteenth season of the American animated television series "South Park", and the 222nd episode overall.
 It first aired on Comedy Central in the United States on November 9, 2011.
 In the episode, the boys accidentally uncover the true origins of Thanksgiving after watching a History Channel documentary alleging that aliens were present at the original harvest feast in 1621.
 It parodies the television series "Ancient Aliens", the 2011 film "Thor" and for-profit colleges.
The Occult History of the Third Reich, narrated by Patrick Allen and directed by Dave Flitton, is a 1991 four-part History Channel documentary regarding the occult influences and history of Nazi Germany and early 20th century Germany.
Five Mile Creek is a western television drama series produced in Australia; starred Liz Burch, Louise Caire Clark, Rod Mullinar, Jay Kerr, Michael Caton, Peter Carroll, Gus Mercurio, Martin Lewis, Priscilla Weems and Nicole Kidman.
 It also featured a then-unknown Asher Keddie in her film debut.
 Jonathan Frakes was a guest star as Maggie's estranged husband, Adam Scott.
 The series aired on the Disney Channel in the US in the 1980s.
Countdown to Armageddon is a 2004 History Channel documentary film that reviews the history of apocalyptic literature (Armageddon).
 The documentary is written and directed by David de Vries, produced by Craig Haffner and Glenn Kirschbaum, narrated by Edward Herrmann, and features archaeologist/historian Eric H. Cline, Orthodox Christian scholar John McGuckin, televangelist John Hagee, author Tim LaHaye, and author Gershom Gorenberg.
Jonathan Scott Frakes (born August 19, 1952) is an American actor, author, and director.
 Frakes is best known for his portrayal of Commander William T. Riker in the television series "" and subsequent films.
 Frakes also hosted the television series "", challenging viewers to discern his stories of fact-based phenomena and fabricated tales.
 In June 2011, Frakes narrated the History Channel documentary "Lee and Grant".
 He was also the voice actor of David Xanatos in the Disney television series "Gargoyles".
Thunderbirds is a 2004 British-American-French science fiction action-adventure film based on the 1960s television series of the same name, directed by Jonathan Frakes.
 The film, written by William Osborne and Michael McCullers, was released on 24 July 2004 in the United Kingdom and 30 July 2004 in the United States, with later opening dates in other countries.
 Whereas the original TV series used a form of puppetry termed "Supermarionation", the film's characters are portrayed by live-action actors.
Ransom Riggs (born February 3, 1979) is an American writer and filmmaker best known for the book "Miss Peregrine's Home for Peculiar Children".
That's Impossible was a television series on the History Channel that examined seemingly impossible technologies based upon stories and inventions in history, and detailed exactly what was needed to turn them into reality.
 The show premiered on July 7, 2009 and was narrated by Jonathan Frakes.
Robert "Rob" Nelson (b. 1979, Denver, Colorado) is an American biologist, filmmaker, and television personality.
 He is a regular contributor to the Science Channel documentary series "What on Earth?"
 Effective spring 2017, he also became the host and participating researcher of the new Science Channel documentary series "Secrets of the Underground", which seeks to answer new as well as long-held legendary mysteries that lie beneath the surfaces of streets, buildings, earth, salt and fresh water, etc.
 He holds a B.S. in biology and marine science from University of Miami, a M.S. degree from University of Hawaii, Manoa, and a M.F.A. from Montana State University.