With EMA approval in December 2015, and US FDA approval in October 2015 of an oncolytic herpesvirus for the treatment of nonresectable melanoma, we now have a novel class of anticancer agents to add to our ever-promising arsenal of cancer (immuno-) therapeutics. Talimogen laherparapvec (T-VEC) therapy involves direct, intratumoral injection of a herpes simplex type 1 (HSV-1) virus which has bee...