Solution:

Indiana Jones can escape from the 4th door at night when the sun goes down.

Solution:

The nose of man and girl's boy is the same which creates doubt in man's wife and hence she turns back to confirm the similarity of their noses.

Solution:

The Mirror Images Of the two women are swapped.

Solution:

The man has 6 fingers in each hand. This is a mind diversion riddle where the focus of the reader is on red dots

Solution:

There are 14 3's in the dialer screen.

Solution:

Door number-1.

The Symbols on the doors are actually number + mirror images of the number.

Solution:

The first man is the assassin as he is coming from below.

Solution:

MOB + I(pointing to me) + Le (Bruce Lee) = MOBILE.

Solution:

The Order of stupidity in decreasing order(most stupid to least) is 4,1,2 and 3.

Explanation:
Cutting his own trunk so Guy-4 is most stupid.
Next is Guy-1 as he is gagging on a tree that is to be cut down by guy-2.
Next is Guy-2 as he is not considering him to go down.
Guy-3 is a bad person but not a stupid one.

Solution:

If You can read this you are awesome.