Question: When was the actor who starred in the movie Gryphon and as the voice of Pops in "Johnny Bravo" born? 

Context paragraphs:
Danny Bravo: Danny Bravo (born January 29, 1948) is an American former child actor and voice actor, best known as the voice of Hadji in the TV series "Jonny Quest".

Matt McKenzie: Matt McKenzie is an actor best known for his voicework in games and movies.  He is the voice of Auron in the RPG games "Final Fantasy X", "Final Fantasy X-2", and "Kingdom Hearts II".  He also provided the English voice of Borgoff in the movie "", Ptolemy in "", and Major Elliot in the animated movie "".  McKenzie has also guest starred in some well-known movies ("Gods and Monsters" with Sir Ian McKellen, in which he portrayed Colin Clive) and TV shows such as "", "", "JAG", "7th Heaven", "That '70s Show", "The O.C." and recently 24 as Agent Hollister.  He also had a cameo role in Clint Eastwood's "The Rookie" as Inspector Wang.  He appeared in an episode of "House M.D." as Doctor Fedler, where he talks briefly with Robert Chase about the Beatles.  Most recently he appeared on two episodes of AMC's "Mad Men" as Crab Colson.  As well as the voice of various Agents in the Animatrix.

Jeff Bennett: Jeff Bennett (born October 2, 1962) is an American voice actor and singer.  His voice roles include Johnny Bravo in the television series of the same name, Petrie in the "Land Before Time" films and television series, Mr. Smee and Bones in "Jake and the Never Land Pirates", The Man With the Yellow Hat in "Curious George", Raj in "Camp Lazlo", Kowalski in "The Penguins of Madagascar" series and various other characters in films, television shows and video games.

Rumen Petkov: Rumen Petkov (Bulgarian: Румен Петков ) (born 26 January 1948) is a Bulgarian animator and comic creator.  His influence spawned a new generation of young Bulgarian comic book artists as Vladimir Nedialkov, Koko Sarkisian, Ivan Kirjakov and others.  He was one of the main artists of the comics magazine DUGA (Rainbow), which was the most popular comics for several generations of Bulgarian children.  His most popular cartoon is "The Adventures of Choko the Stork and Boko the Frog" which was popular in Bulgaria during the 1970s and 1980s.  Other famous animated films he directed are "Friends of Gosho the Elephant", "Treasure Planet", etc.  He has won the Grand Prize at the Ottawa Animation Festival and the Palme d'Or at the Cannes Film Festival.  Recently Rumen Petkov has worked as a writer, storyboard artist, animation director and director on some episodes of "Johnny Bravo", "Dexter's Laboratory", "Cow and Chicken", "I Am Weasel", "The New Woody Woodpecker Show" and other series.  He has said about animation: "Animation will never die because it's like music, because it's like running with the wind, because it's funny."

Larry Drake: Larry Richard Drake (February 21, 1950 – March 17, 2016) was an American actor, voice artist, and comedian best known as Benny Stulwicz in "L.A. Law", Robert G. Durant in both "Darkman" and "" and the voice of Pops in "Johnny Bravo".

Seth MacFarlane filmography: Seth MacFarlane is an American actor, animator, writer, producer, director, comedian, and singer.  MacFarlane began his career has an animator and writer for Hanna-Barbera for several television series, including "Johnny Bravo", "Cow and Chicken", "Dexter's Laboratory", "I Am Weasel", and created a sequel to his college thesis film "Larry & Steve".

Van Partible: Van Partible (born Efrem Giovanni Bravo Partible on December 13, 1971) is a Filipino-born American animator, writer and producer best known for creating the animated television series "Johnny Bravo".

Richard Crouse: Richard Crouse (born May 26, 1963 in Bridgewater, Nova Scotia) is a television personality and host on Canadian television and news.  He has been the film critic for Canada AM since 2005 and is the regular film critic for CTV's NewsChannel and the twenty-four-hour news source CP24.  Growing up in Liverpool Nova Scotia, Crouse was a regular at the Winds of Change theatre company where he starred in "the Ziggy Effect.  "He has hosted "In Short" on Bravo, was the host of "Reel to Real" from 1998 to 2008, and was a regular pundit for Star TV's "Best!  Movies!  Ever! " and the host of "The 100 Best Movies You've Never Seen" on Rogers Television.  He is also a frequent guest on many Canadian radio and television shows.  In April 2008, his Saturday afternoon radio show, The Richard Crouse Show, featuring movie reviews and news, began its run on Newstalk 1010 in Toronto.  It is now syndicated across Canada.

Gryphon (film): Gryphon also known as "Attack of the Gryphon" is a 2007 television film directed by Andrew Prowse, starring Amber Benson, Jonathan LaPaglia, and Larry Drake.  It premiered on the Sci-Fi Channel on January 27, 2007.

Brodie Smith (ultimate): Brodie Smith (born August 29, 1987) is an American Ultimate Disc League player and trick shot performer.  Brodie won two USA Ultimate College Championships playing for the University of Florida, as well as two National Club Championships, first in 2012 with Austin's Doublewide, and again in 2014 with Denver's Johnny Bravo.  He has played professionally with the AUDL's Indianapolis Alleycats, Chicago Wildfire, Dallas Roughnecks, and Jacksonville Cannons.

Supporting paragraphs: Gryphon (film) Larry Drake
Answer: February 21, 1950