David Greenwalt

David Greenwalt (born October 16, 1949) is an American screenwriter, director and producer. He is best known for being the co-executive producer of Buffy the Vampire Slayer and as co-creator its spin-off Angel. His current project is Grimm.

Buffy the Vampire Slayer

 * 1x04 "Teacher's Pet" (writer)
 * 1x07 "Angel" (writer)
 * 1x10 "Nightmares" (teleplay; story with Joss Whedon)
 * 2x03 "School Hard" (teleplay and story; story by Joss Whedon)
 * 2x05 "Reptile Boy" (writer and director)
 * 2x11 "Ted" (co-writer; with Joss Whedon)
 * 2x12 "Bad Eggs" (director)
 * 3x03 "Faith, Hope & Trick" (writer)
 * 3x05 "Homecoming" (writer and director)
 * 3x09 "The Wish" (director)

Angel

 * 1x01 "City Of" (co-writer; with Joss Whedon)
 * 1x04 "I Fall to Pieces" (teleplay and story; story with Joss Whedon)
 * 1x05 "Rm w/a Vu" (story; teleplay and story by Jane Espenson)
 * 1x08 "I Will Remember You" (co-writer; with Jeannine Renshaw)
 * 1x13 "She" (co-writer and director; with Marti Noxon)
 * 1x14 "I've Got You Under My Skin" (story; teleplay and story by Jeannine Renshaw)
 * 1x22 "To Shanshu in L.A." (writer and director)
 * 2x01 "Judgment" (teleplay and story; story with Joss Whedon)
 * 2x05 "Dear Boy" (writer and director)
 * 2x09 "The Trial" (story; teleplay by Doug Petrie and Tim Minear)
 * 2x13 "Happy Anniversary" (teleplay and story; story with Joss Whedon)
 * 2x18 "Dead End" (writer)
 * 2x22 "There's No Place Like Plrtz Glrb" (writer and director)
 * 3x01 "Heartthrob" (writer and director)
 * 3x07 "Offspring" (writer)
 * 3x16 "Sleep Tight" (writer)
 * 3x22 "Tomorrow" (writer and director)
 * 5x20 "The Girl in Question" (director)