What body organs are affected by skin cancer?

Metastases: Melanoma can spread or metastasize to the other organs of the body. The most common sites are to the liver, lung, brain, lymph nodes. Metastatic melanoma is considered stage iv.

Briefly: Considered one of the largest organs of the body, skin cancer can be basal cell, squamous cell, melanoma, merkel cell or even rarer cell types. If you mean spread, skin cancer can spread to lymph nodes but melanoma & merkel cell at times can spread anywhere.