I’m a leukemia survivor, and I recall during my darkest days in the hospital when my friends would come to see me, especially the male friends – they had certain mortality issues with their visit.

It’s all about the stache, and I have so many fans that offer me tips on mustache wax that I actually really appreciate. I’ve been able to get some leads on some good products.

When I was cast for ‘Walking Dead,’ I was still doing ‘Lone Ranger,’ so I have my ‘Lone Ranger’ look with the handlebar mustache. I think everybody appreciates the professional mustache.

‘The Walking Dead’ never wants you to get too comfortable with characters and cast members. I think about the time you feel fairly secure with your appreciation of a character is about the time the...