This is a summary of the presentations and discussion of Panel 2.15, Civil-Military Cooperation in Humanitarian Health Action of the Conference, Health Aspects of the Tsunami Disaster in Asia, convened by the World Health Organization (WHO) in Phuket, Thailand, 04-06 May 2005. The topics discussed included issues related to civil-military collaboration in humanitarian health actions as pertain to the responses to the damage created by the Tsunami. It is presented in the following sections: (1) how effective civil-military cooperation can help health responses, including: (a) needs assessment; (b) coordination; (c) filling gaps; and (d) capacity building; (2) what was done well, and what could have been done better; and (3) conclusions and recommendations. Conclusions and recommendations included: (1) the best coordination mechanisms for civil-military cooperation; and (2) suggested additions and improvements.