Make pictured inspired by 27 weeks later movie.

Final image

Step 1

Original image

Step 2

Cut men from picture and place him in new document.

Step 3

Select face for fuder work.

Step 4

In selected face use Adjustment>Levels to give darkner effect.

Step 5

Do same with hands.

Step 6

Give black color to eyes.

Step 7

Now we have beter intesisty of flash.

Step 8

For tets use Brightnes/Contrast. Smaller opacity and higher contrast.

Step 9

now take some picture of blood.

Step 10

Put the part of picture in centerof face.

Step 11

With Pen Tool select area of face but that area must stay on blood layer..

Step 12

With eraser make some shapes and in Levels give intesity for blood.

Step 13

In area of eyes use again Levels.

Step 14

When you finish with face, go and make blood everiwhere.

Step 15

for Blood on cloth you can use some filter like gaussian Blur.

Step 16

You can make some old blood on t-shirt. Use the part of blood picture like in this step. Remove Red part of blood picture.

Step 17

Here is how it look's

Step 18

For blood in hand do same steps. U can use overlay effect.

Step 19

Now give some Lens Blur effect.

Step 20

When you finish with making blood on cloth use some picture of animal organs or meet.

Step 21

Make like like in picture and in Levels colorize.

Step 22

Put again picture of blood.

Step 23

With pen tool draw some shapes like in picture.

Step 24

When you finish all this make some background.