Single-arm Trial to Evaluate the Role of the Immune Response to Talimogene Laherparepvec in Unresected Melanoma

Inclusion Criteria:

1. Provided informed consent prior to initiation of any study-specific
activities/procedures

2. Subject with stage IIIB to IVM1c melanoma for whom surgery is not recommended

3. Candidate for intralesional therapy

4. Measurable disease with greatest diameter ≥ 10 mm

5. Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1

6. Adequate organ function

Other Inclusion Criteria May Apply

Exclusion Criteria:

1. Clinically active cerebral metastases.

2. Bone metastases

3. Primary ocular or mucosal melanoma

4. Active herpetic skin lesions or prior complications of herpes simplex virus type 1
(HSV-1) infection (eg, herpetic keratitis or encephalitis)

5. Requires intermittent or chronic systemic (intravenous or oral) treatment with an
antiherpetic drug (eg, acyclovir), other than intermittent topical use

6. Female subject is pregnant or breast-feeding, or planning to become pregnant during
study treatment and through 3 months after the last dose of talimogene laherparepvec

7. Female subject of childbearing potential who is unwilling to use acceptable method(s)
of effective contraception

Other Exclusion Criteria May Apply