The following is a list of people involved in a significant way with the science-fiction television series Babylon 5. It includes significant production crew, all writers and directors, and all regular, recurring, or pilot episode cast.

• J. Michael Straczynski - creator, executive producer, writer

Actors

• Mary Kay Adams - actor, Na'Toth
• Aki Aleong - actor, Senator Hidoshi
• Wayne Alexander - actor, Lorien (and other characters)
• Blaire Baron - actor, Carolyn Sykes
• Richard Biggs - actor, Dr. Stephen Franklin
• Bruce Boxleitner - actor, John Sheridan
• Julie Caitlin Brown - actor, Na'Toth
• Macaulay Bruton - actor, Garibaldi's aide
• Jason Carter - actor, Marcus Cole
• Ardwight Chamberlain - voice actor, Kosh
• Tim Choate - actor, Zathras
• Claudia Christian actor, Susan Ivanova
• Jeff Conaway - actor, Zack Allan
• Joshua Cox - actor, David Corwin
• David L. Crowley - actor, Lou Welch
• Jerry Doyle - actor, Michael Garibaldi
• Robin Atkin Downes - actor, Byron
• Maggie Egan - actor, ISN anchor
• William Forward - actor, Lord Refa
• Mira Furlan - actor, Delenn
• Stephen Furst - actor, Vir Cotto
• Peter Jurasik - actor, Londo Mollari
• Andreas Katsulas - actor, G'Kar
• Walter Koenig - actor, Alfred Bester
• Wortham Krimmer - actor, Cartagia
• Denise Gentile - actor, Lise Hampton
• Melissa Gilbert - actress, Anna Sheridan (episodes 3.21, Shadow Dancing and 3.22, Z'ha'dum)
• Damian London - actor, Centauri minister
• Gary McGurk - actor, Morgan Clark
• Marjorie Monaghan - actor, Number One
• Bill Mumy - actor, Lennier
• Julia Nickson - actor, Catherine Sakai
• Michael O'Hare - actor, Jeffrey Sinclair
• Robert Rusler - actor, Warren Keffer
• Robin Sachs - actor, multiple roles
• Mark Schneider - actor, Wade
• Tracy Scoggins - actor, Elizabeth Lochley
• Johnny Sekka - actor, Dr. Benjamin Kyle
• Patricia Tallman - actor, Lyta Alexander
• Andrea Thompson - actor, Talia Winters
• Tamlyn Tomita - actor, Laurel Takashima
• Beth Toussaint - actress, Anna Sheridan (episode 2.2, Revelations)
• Louis Turenne - actor, Brother Theo
• John Vickery - actor, Neroon (and other characters)
• Ed Wasser - actor, Morden
• Efrem Zimbalist Jr. - actor, William Edgars

Production Crew

• Minachem Binetski - director
• Everett Burrell - make-up
• Richard Compton - director, co-producer
• John Copeland - producer, director
• Kevin G. Cremin - unit production manager, director
• Peter David - writer
• Mario DiLeo - writer
• Lawrence G. DiTillio - writer, story editor
• Kevin James Dobson - director
• Tony Dow - director, visual effects supervisor
• Kathryn M. Drennan - writer
• David J. Eage - director
• Harlan Ellison - creative consultant
• Lorraine Senna Ferrana - director
• John C. Flinn, III - director of photography
• D.C. Fontana - writer
• Christopher Franke - composer
• Kim Friedman - director
• Scott Frost - writer
• Neil Gaiman - writer
• Goran Gajic - director
• David Gerrold - writer
• Janet Greek - director
• Bruce Seth Green - director
• John E. Hudgens - music video producer
• John Iacovelli - production designer
• Jim Johnston - director
• John LaFia - director
• Doug Lefler - director
• Christy Marx - writer
• John McPherson - director
• Douglas Netter - executive producer
• Adam Nimoy - director
• Stephen L. Posey - director
• Ron Thornton - special effects
• Jesús Salvador Treviño - director
• Michael Laurence Vejar - director
• John Vulich - make-up
• Douglas E. Wise
• Marc Scott Zicree - writer