Buffy the Vampire Slayer Denisof were followed later by Mercedes McNab (Harmony Kendall) and James Marsters (Spike). Several actors and actresses who played "Buffy" characters made guest appearances on "Angel", including Seth Green (Daniel "Oz" Osbourne), Sarah Michelle Gellar (Buffy Summers), Eliza Dushku (Faith), Tom Lenk (Andrew Wells), Alyson Hannigan (Willow Rosenberg), Julie Benz (Darla), Mark Metcalf (The Master), Julia Lee (Anne Steele) and Juliet Landau (Drusilla). Angel also continued to appear occasionally on "Buffy". The storyline has been continued in the comic book series "" published by IDW Publishing and later "Angel and Faith" published by Dark Horse Comics. Outside of the TV
Undeveloped Buffy the Vampire Slayer spinoffs in the series "Tru Calling". Ideas intended for the spin-off were later borrowed in small part by Brian K. Vaughan for his "No Future for You" arc in "Buffy the Vampire Slayer Season Eight". "Ripper" was originally a proposed television show based upon the character of Rupert Giles from "Buffy the Vampire Slayer" (created by Joss Whedon). More recent information has suggested that if "Ripper" were ever made it would be a TV-movie or a DVD-movie. Giles, played by British actor Anthony Stewart Head, was nicknamed 'Ripper' while he was dabbling in the occult during his rebellious youth. Whedon said