Joseph Ruskin appeared in all five live-action series, although only in a Next Generation movie, not a television episode.
Majel Barrett appeared in three of the series, but provided the computer voice for all five, and also for the short-lived animated series.
Erick Avari appeared in at least 3 of the Television series: TNG, DS9, and Enterprise, playing a Klingon, Bajoran, and human, respectively. Some sites say he also appeared on VOY, but if true it is uncredited.
victor French
Ralph Waite is an American actor who is most famous for his role played as John Walton, in the TV series "The Waltons". He also occassionally directed the series. Waite was also seen in the mini-series "Roots".
Jill Kelly is an actor born in Febrary first, nineteen seventy - one. She is most known for being in graphic scenes and acting in a series of pornographies.
Wally had two girlfriends for most of series. They were Mary Ellen Rogers and Julie Foster. He also had a few girlfriends who were for just one or two episodes.
Michael Jai White is a famous American actor who is most known for his martial arts in movies. He appeared in the Dark Knight and Mortal Kombat movies.
In the original Law and Order series 1990-2010 (456 episodes) the the guest actor with the most appearances is actor David Lipman who appeared as Judge Arthur Cohen in 27 episodes. David Lipman also appeared as Judge Morris Torledsky in 13 episodes of Law and Order SVU, and one episode of Law and Order: Trial by Jury.The runner up is actor John Cariani who appeared as CSU Julian Beck in 26 episodes. John Cariani also appeared in two episodes of Law and Order: CI as 'Perry' and as 'Frank'.
victor French
Actor Penn Badgley has appeared in a number of TV series, most recently in the hit show "Gossip Girl" as part of the main cast, as the character Daniel Humphrey.
The actors that have the most appearances is their roles in all Law and Order series are:S. Epatha Merkerson, total L&O episodes =393Sam Waterson, total L&O episodes =374Dan Florek, total L&O episodes =365Richard Belzer, total L&O episodes =300Mariska Hargitay, total L&O episodes =299Note: Munch appeared in more episodes of the original Law and Order series (plus 122 episodes of Homicide: Life On The Street, not counted in these totals) than Olivia. The next five runners up are:Jerry Orbach, total L&O episodes =281Christopher Meloni, total L&O episodes =275Ice-T, total L&O episodes = 274Leslie Hendrix, total L&O episodes = 263Steven Hill, total L&O episodes =231
Marcus Patrick is an actor who appeared in several movies but is most renowned for his appearances in television series such as Days of our Lives and CSI:Miami.
the Green Bay Packers is the most recognized in the world they have been on a popular TV series in England since the 1990's and the actor who wears the shirt in 2 episodes is a big fan.
Most episodes from the first 2 series are on youtube.
The New York Yankees have appeared in 40 World Series.
Doctor Who
Australian born actress Gigi Edgley is most known for her portrayal of Chiana on the tv series farscape. She appeared in 68 episodes and frequently attends science fiction conventions around the world.
Claire Bennet
I believe it is a tie: Burgess Meredith appeared in 4 episodes: Time enough at Last, The obsolete man, printers devil, and mr. dingle the strong. Jack Klugman also appeared in 4: In Praise of pip, a game of pool, death ship and a passage for trumpet Additionally, even though he is a much lesser known actor, Cyril Delevanti appeared in 4 episodes, Passage on the Lady Anne, A Piano in the House, The Silence, and A Penny for Your Thoughts. He did not have a leading role in any of those, however. But, several other much lesser known actors appeared in more than 4 episodes. Robert McCord appeared in 10, Jay Overholts appeared in 8, Vaughn Taylor appeared in 5.