Of course, the most major foil is Claudius. His power
hungry ways and lack of respect and leadership are contrasted with
the dead King Hamlet, who was strong and just, and his son, Prince
Hamlet, who is thoughtful and also wants justice.
Another "foil" is Ophelia. Ophelia and Hamlet love one
another, yet in his decision to pretend madness, he has to treat
her harshly. She, of course, does not understand how he could
turn so hateful. Hamlet must weigh his decision of revenge
against her love.
Another foil is Polonius. When Hamlet acts out his
revenge, he accidentally kills Ophelia's father. Polonius,
therefore, messes up Hamlet's plans and causes heartache and