Underwater recovery expert and CSI team member.
Long-standing professional partners who frequently collaborate on high-stakes international cases.
Longstanding investigative partners whose bond deepened through shared cases, culminating in Speedle's death and Delko's lasting trauma.
Evolved from routine lab collaboration to deep personal concern during Alexx's kidnapping and subsequent team crises.
Delko assists in the tactical tracking and rescue operation when Alexx is taken hostage by a serial killer.
Delko supports Natalia during personal crises, blending professional duty with team solidarity.
Delko and Calleigh maintain steady field coordination and evidence sharing.
Speedle and Delko coordinate field work and evidence transport, relying on each other's investigative skills.
Frequent field partners in Season 1, collaborating on diverse homicide cases before Megan's resignation.
Critical alliance that culminates the season, combining tactical field work with forensic analysis to resolve a major threat.
Navigate complex undercover operations and lab politics, with evidence linking Wolfe to Delko's cases.
Share unit loyalty during the lab siege, with Delko's undercover work and Cardoza's FBI background intersecting during crises.
Simmons integrates into the team, partnering with Delko on high-profile cases and maintaining lab efficiency.
Delko and Frank coordinate tactical responses during explosive and firearms emergencies.
Past confrontations occasionally strain Delko's relationship with Horatio's command structure.
Delko joins the tactical response to Calleigh's lab hostage situation, aligning their efforts against the threat.
Explore the full interactive character relationship map of CSI: Miami