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

Walk-ins are welcome, and no convention badge is needed. To make an appointment in advance, use our handy links below:

• Thursday: 9am – 6pm
• Friday: 9am – 6pm
• Saturday: 9am – 6pm
• Sunday: 10am – 3:00pm

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