text: Lindsay G. Merrithew (Group 15, 1982–1984)
  Jim Moody (Group 1, 1972)
  Gregory Mosher (Group 4, 1971–1974)
  Aaron Moten (Group 40, 2011)
  Kurt Naebig (Group 19, 1990)
  Tim Blake Nelson (Group 19, 1990)
  Seth Numrich (Group 36, 2007)
  Clancy O'Connor (Group 35, 2005)
  Michael O'Hare
  Caitlin O'Heaney (Group 3, 1974)
  Nancy Opel (Group 9, 1980)
  Lee Pace (Group 30, 2001)
  Teyonah Parris (Group 38, 2009)
  Lux Pascal (Group 52, 2023)
  Mandy Patinkin (Group 5, 1972–1974)
  Lisa Pelikan (Group 6, 1977)
  Paul Perri (Group 6, 1977)
  Wendell Pierce (Group 14, 1985)
  Carrie Preston (Group 23, 1994)
  Lonny Price (Group 10, 1977–1978)
  Saundra Quarterman (Group 19, 1990)
  Sara Ramirez (Group 26, 1997)
  Wes Ramsey (Group 29, 2000)
  Gayle Rankin (Group 40, 2011)
  Ben Rappaport (Group 37, 2008)
  Monica Raymund (Group 37, 2008)
  Elizabeth Reaser (Group 28, 1999)
  Serena Reeder (Group 34, 2005)
  Christopher Reeve (Group 4, 1973–1975)
  Marianne Rendón (Group 45, 2016)
  Ving Rhames (Group 12, 1983)
  Tom Robbins (Group 6, 1977)
  Dallas Roberts (Group 23, 1994)
  Matt Ross (Group 22, 1993)
  Jed Rubenfeld (Group 13, 1980–1982)
  Kario Salem (Group 5–7; left)
  Marla Schaffel (Group 19, 1990)
  Stephen Schnetzer (Group 3, 1974)
  David Schramm (Group 1, 1972)
  Judson Scott
  Franklyn Seales (Group 3, 1974)