| Brittany Ishibashi | ... | Dr. Kelly Hamata (4 episodes) |
| Christine Willes | ... | E.R. Nurse (4 episodes) |
| Mark Ghanimé | ... | Dr. Jamie Albagetti (4 episodes) |
| Sachin Sahel | ... | Male Orderly (3 episodes) |
| Tanja Dixon-Warren | ... | Another Nurse (3 episodes) |
| Camille Atebe | ... | Cardio Nurse (3 episodes) |
| Trish Allen | ... | Nurse Doreen (2 episodes) |
| Julia Sarah Stone | ... | Frizzy Haired Girl (2 episodes) |
| Laci J Mailey | ... | Kylie (2 episodes) |
| Eli Goree | ... | Bowman (2 episodes) |
| Theresa Wong | ... | O.R. Nurse (2 episodes) |
| J.R. Ramirez | ... | Dr. A.J. Aquino (2 episodes) |
| Emily Holmes | ... | Vicky (1 episode) |
| Brady Rubin | ... | Mrs. Ellish (1 episode) |
| Chelah Horsdal | ... | Marian Kramden (1 episode) |
| Christian Tessier | ... | Leo (1 episode) |
| Nicola Anderson | ... | EMT Tech (1 episode) |
| Zach Martin | ... | Jockey Orthopedist (1 episode) |
| Lissa Neptuno | ... | Dr. Imelda Andaya (1 episode) |
| Sarah Willey | ... | Julia (1 episode) |
| Marci T. House | ... | Cardio Nurse (1 episode) |
| Natalie Skye | ... | Abbey (1 episode) |
| Brendon Zub | ... | Dan (1 episode) |
| Dan Zukovic | ... | School Official (1 episode) |
| Bess Rous | ... | Margo (1 episode) |
| Dick Latessa | ... | Max (1 episode) |
| Adam Korson | ... | Adam (1 episode) |
| Levi Fiehler | ... | Gabe (1 episode) |
| Jerry Wasserman | ... | Dr. Morehead (1 episode) |
| Babak A. Motamed | ... | Anesthesiologist (1 episode) |
| Brad Dryborough | ... | Perfusionist (1 episode) |
| Daniela Bobadilla | ... | Payson Sorriano (1 episode) |
| Lee Garlington | ... | Donna Fisher (1 episode) |
| Geoffrey Rivas | ... | Mr. Soriano (1 episode) |
| Brett DelBuono | ... | Damon (1 episode) |
| Sarah-Jane Redmond | ... | Damon's Mother (1 episode) |
| Genevieve Buechner | ... | Sophie (1 episode) |
| Miranda Frigon | ... | Candace (1 episode) |
| Keith MacKechnie | ... | Larry Fisher (1 episode) |
| Christopher Vivanco | ... | Matthews (1 episode) |
