A dead body washes up on the ocean. Steve's investigation leads to a farm with migrant workers. The migrant workers are dying from an unknown ailment and Mark struggles to find the cause.
| Actor | Role |
|---|---|
 Dick Van DykeDr. Mark Sloan | Dr. Mark Sloan |
 Barry Van DykeSteve Sloan | Steve Sloan |
 Victoria RowellAmanda Bentley-Livingston | Amanda Bentley-Livingston |
 Charlie SchlatterDr. Jesse Travis | Dr. Jesse Travis |
 Elizabeth RodriguezSelena Sanchez | Selena Sanchez |
| CCarlos AlvaradoJuan | Juan |