Question: Which filmmaker, Fred de Cordova or Matt Brookens, is best known for his work on "The Tonight Show Starring Johnny Carson"?
Context: The Tonight Show Starring Johnny Carson is a talk show hosted by Johnny Carson under "The Tonight Show" franchise from October 1, 1962 through May 22, 1992. The Tonight Show Starring Jimmy Fallon is an American late-night talk show hosted by Jimmy Fallon, on NBC.  The show premiered on February 17, 2014, and is produced by Broadway Video and Universal Television.  It is the seventh incarnation of NBC's long-running "Tonight Show" franchise, with Fallon serving as the sixth host.  The show also stars sidekick and announcer Steve Higgins and house band The Roots.  "The Tonight Show" is produced by Katie Hockmeyer and executive-produced by Lorne Michaels.  The show records from Studio 6B in Rockefeller Center, New York City.  This was the first version of "The Tonight Show" filmed in New York City since "The Tonight Show Starring Johnny Carson" in 1972. "Johnny's Theme" is an instrumental jazz song played as the opening theme of "The Tonight Show Starring Johnny Carson" from the show's inception in 1962 through its finale in 1992.  The piece was composed by Paul Anka and Johnny Carson, based on a previous composition by Anka.  It was performed by The Tonight Show Band, which released an arrangement by Tommy Newsom in 1986 as part of its Grammy Award-winning eponymous debut album.  The single release also garnered a Grammy nomination. Matt Brookens is a short and feature filmmaker who is a writer-director and producer. Frankie and Johnny is a 1966 American musical film starring Elvis Presley as a riverboat gambler.  The role of "Frankie" was played by Donna Douglas from "The Beverly Hillbillies" TV series.  The film reached #40 on the "Variety" weekly national box office list for 1966.  The budget of the film was estimated at $4.5 million.  The director was Frederick De Cordova, who was the director and producer of "The Tonight Show Starring Johnny Carson" beginning in 1970. Carson Entertainment Group (formerly Carson Productions and Carson Productions Group) is a television production company established by Johnny Carson in 1980 to primarily produce "The Tonight Show Starring Johnny Carson" from 1980 to 1992 and "Late Night with David Letterman" from 1982 to 1993. "The Tonight Show" Band is the house band which plays on the American television variety show "The Tonight Show".  From 1962 to the 1990s, during the years the show was known as "The Tonight Show Starring Johnny Carson", the band was a 17-piece big band, and was an important outlet for jazz on American television.  During the Carson era, the band was always billed as "The NBC Orchestra" (not to be confused with the NBC Symphony Orchestra) and sometimes "Doc Severinsen and the NBC Orchestra".  The current Tonight Show Band is Philadelphia-native hip hop band The Roots under the tenancy of Jimmy Fallon. John Twomey is a manualist who appeared on NBC's The Tonight Show Starring Johnny Carson in 1972 and 1974.  He is credited with bringing manualism to the public stage, as his performance of "Stars and Stripes Forever" was seen by millions of people and was included in the "Best of Johnny Carson" collection.  Twomey also coined the term "manualism," as he introduced himself as a "manualist" in the show.  Twomey was a regular guest of Johnny's after that first appearance all the way until Johnny retired from "The Tonight Show". Frederick Timmins "Fred" de Cordova (October 27, 1910 – September 15, 2001) was an American stage, motion picture and television director and producer.  He is best known for his work on "The Tonight Show Starring Johnny Carson". Daniel Rosen is an American comedian, juggler and game show announcer.  He began his career with unicycle, juggling and magic acts in high school.  Johnny Carson discovered Rosen when he was a teen and made him a regular guest on The Tonight Show Starring Johnny Carson.  The Tonight Show exposure and Carson's endorsement led him be the announcer and writer on "The Late Show", a talk show that was on Fox.
Answer: Frederick Timmins "Fred" de Cordova