B Positive

• 
  Annaleigh Ashford
  Gina Dabrowski
• 
  Thomas Middleditch
  Drew Dunbar
• 
  Darryl Stephens
  Gideon
• 
  Linda Lavin
  Norma
• 
  David Anthony Higgins
  Jerry
• 
  Kether Donohue
  Gabby
• 
  Terrence Terrell
  Eli Russell
• 
  Jim Beaver
  Spencer
• 
  Briga Heelan
  Samantha
• 
  Hector Elizondo
  Harry
• 
  Jane Seymour
  Bette
• 
  Anna Maria Horsford
  Mrs. Ludlum
• 
  Ben Vereen
  Peter
• 
  Izzy G.
  Maddie
• 
  Sara Rue
  Julia
• 
  D.B. Sweeney
  Bert
• 
  Bernie Kopell
  Mr. Knudsen
• 
  Jason Kravits
  Dr. Baskin
• 
  Priscilla Lopez
  Meredith
• 
  Adam Chambers
  Paul
• 
  Rosa Salazar
  Adriana
• 
  Rondi Reed
  Irene
• 
  Melissa Tang
  Megyn
• 
  Debby Gerber
  Jen
• 
  Ryan Cartwright
  Asher
• 
  Andy Mackenzie
  Don
• 
  Tim Bagley
  Minister
• 
  Jessica Tuck
  Dr. Goodson
• 
  Michelle Ortiz
  Adriana
• 
  Davida Williams
  Nina

• Richie Keen
• Scott Ellis
• Phill Lewis
• James Burrows
• James Widdoes
• Dana De Vally Piazza

• Marco Pennette
  ...
  (created by)
• Darrin Bragg
  ...
  (story editor)
• Preston Walker
  ...
  (story editor)
• Jim Patterson
  ...
  (teleplay by)
• Heide Perlman
  ...
  (teleplay by)
• Nick Fascitelli
  ...
  (story editor)
• John ''Jack'' O'Brien
  ...
  (staff writer)
• Justin Mooney
  ...
  (staff writer)
• Carol Leifer
  ...
  (teleplay by)
• Jamie Rhonheimer
  ...
  (story by)
• Chuck Lorre
  ...
  (story by)
• Jessica Kravitz
  ...
  (teleplay by)
• Warren Bell
  ...
  (teleplay by)
• Adam Chase
  ...
  (teleplay by)
• Dan O'Shannon
  ...
  (teleplay by)
• Bob Daily
  ...
  (story by)
• Alexa Junge
  ...
  (story by)
• Michelle Nader
  ...
  (story by)
• Greg Malins
  ...
  (teleplay by)
• Aaron Huffines
  ...
  (story by)
• Tim Kelleher
  ...
  (story by)
• Deanna Morgan
  ...
  (story by)
• Eric Wen
  ...
  (story by)
• Tessa Evelyn
  ...
  (teleplay by)
• Christian Honce
  ...
  (teleplay by)