are David Trainer and Ishmael Bernal both television directors ?
David Trainer David Trainer is an American television director. He is perhaps best known for directing every episode of the Fox sitcom "That '70s Show" except the pilot "That '70s Pilot" (which was directed by Terry Hughes). He also directed the first two seasons of the television show "Boy Meets World" (also a supervising producer) and over 60 episodes of "Designing Women". Among many others, his directing credits also include several episodes of "FM", "Sabrina the Teenage Witch", "Grace Under Fire", "Cybill", "Anything But Love", "My Boys", "Hot in Cleveland" and "Mike & Molly".
J. D. Roth James David Weinroth (born April 20, 1968), better known as J. D. Roth, is an American television personality, actor, children's game show host, a voice-over performer on many television programs, and a television producer of reality shows. Roth is the co-creator of the reality show "The Biggest Loser" on NBC. He also hosted ABC's fall 2008 series "Opportunity Knocks". He is currently the announcer of the ABC tv show, "Extreme Weight Loss".