Step 1
Open the pic and download from google lizard pic
Step 2
Copy and paste lizard pic to actor pic (Stone Cold)
Step 3
Use the Pen Tool or eraser, remove the lizard background. Ctrl + T to resize it.
Step 4
Go to Edit > Transform > Warp to resize lizard size.
Step 5
Go to Clone Stamp Tool to clone the finger skin at lizard body. Before you do it, Merge Down lizard layer. Just right click at lizard layer and choose Merge Down.
Step 6
Clone the finger skin. Just press Alt+ Click and Click again at lizard body
Finish and Good Luck