Marcia Ocana - Ken Olsen
Alisha Owen - Joe Osgood
Patrick Oneil - Elaine Oxspring
Jack Ou - Victor Okine
Kathryn Olejarz - Joseph Oleszewski
Midori Okita - Linda Ordway
William Oldenbroek - Wendy O'shea
Lawrence Ohearn - Gautaloupe Orozco
Tiffany Ochat - Felicia Okelue
Hillary Olsen - Carrington Oliver
Meredith Olsson - Christopher Ormond
Erik Olivero - Manuel Orense
Edwards Owens - Christopher Overlock
Elena Otverchenko - Sanick Oxceus
Jo Osmond - Sherina O'neil
Eric Owyoung - Richard Oleksik
Lawrence Odelson - Lily Oleary
Hope Ordorff - Claire Ortego
Gregg Odam - Dwayne Olivier
Traciann Olsen - Colleen Ohare
Eric Octaviano - Mychelle Owen
Dionicio Orellana - James Oskandy
Mack O'donnell - Beverly Opferkuch
Yvonne Osredkar - Samantha Ostling
Ashton O'brien - Jennifer Oaster
Kathleen Owczarski - Eduardo Ortegon
Josie Olson - Julie Ooten
Gladys Ogni - Tammie Olive
Kathy Orne - Jeannette O'hare
Peggy Orlans - Steve Owyoung
Daniel Organek - Elsie Obergh
Emily Okey - Scott Odebrecht
Arthur Orduna - Lea Oliveira
Liesl Ostergaard - Sue Ow
Roy Oines - Tiffanie Oudomphong
Cody Orzel - Rachel Oeters
Niko Obad - Lucas Ortiz
Peter Onesirosan - Christin Oleson
Lori Ogle - Danelle O'connell
Corbet Olsson - Shanen Ondic
Theodora Onubogu - Nichol Ohnemus
Barbara O'bryen - Laureen Otasevic
Ccorey Oberhauen - Joe Osborne
Nan O'hearn - Terry Orwig
Megan Okada - Femi Olowosoyo
Mona Osborne - Gael O'connell
Sharlynn Ogles - William Offinger
Lester Oman - Guadalupe Ornellas
Daniel Ottenfeld - Erika Oldfather
Rasheedah Odom - Douglas Ockrymiek
Adekanbi Ogunade - Josseline Ortiz
Kathryn Obremski - Stephanie Orahoske
Latoya Olson - Theodore Oleary
Erica Ouderkirk - Blane Ogawa
Sharon Olszewski - Peter Ornelaz
Todd Ochsenbein - Wade Okuley
Christopher Oosting - Vicki Oneil
Patricia Opresko - Victor Obregon
Katherine Ochoa - Niki Oveissi
Stribling Osborne - Corrine Orcutt
Jordan Oldani - Marlene Oliva
Pollie Owens - Tedi Owl
Zoraida Onis - Chiyoko Osborne
Marina Ostuni - Vemu Osah
Stella Olivier - Jack Ottens-
Josephine Oberkramer - La'auli Olotoa
July Oo - Vickie Ortega
Michel Oscar - Robert Oligeri
Monfia Olomo - Madelyn Orndorff
Kenneth Onyenah - Katie Ortmann
Leslee O'neil - Bill Operator
John Osuch - Eric Omara
Bill Overhauser - Sydney O'hearn
Frank Odam - Cynthia Ortega
Shannon Osad - Laverne Orstad
Donovan Olliff - Gregory Oblack
Victoria Ojiako - Angela Olivo
Emuaredhowo Ozomeyo - Jessica Opper
Stephanie O'halloran - Mikhail Ostrovskii
Judie Osgood - Steve Opp
Roxanne O'mary - Shawne O'neill
Steven Oyer - Yuliana Orozco
Darryl Ouellette - John Otteman