The annual Robert A. Heinlein Blood Drive returns to Comic-Con, and will again be located in the Manchester Grand Hyatt hotel.

To make an appointment, go to the SDBB’s search page and select the Comic-Con date you prefer, from the 21st – 24th, then select Comic-Con at the bottom of the search results and pick an appointment time. You can also use the links on each day below:

• Thursday: 9am – 6pm
• Friday: 9am – 6pm
• Saturday: 9am – 6pm
• Sunday: 10am – 3:30pm

You can also read more about the blood drive’s history on the Comic-Con site.