Because you like Judge Doom in Who Framed Roger Rabbit
Count Olaf is a traveling actor, except he can't act and his homicidal tendencies make finding work pretty difficult. See them in Lemony Snicket's A Series of Unfortunate Events.
An undercover DEA agent, Max Payne is too focused on avenging the past to plan for the future. See them in Max Payne.
Kilgrave is a domineering, abusive boyfriend. Then, add in the power of mind control. See them in Marvel Cinematic Universe.
A poised, stately man-out-of-time, Ichabod Crane typically faces the modern world with wry quip. See them in Sleepy Hollow.
Olive Hoover is an irrepressible child beauty queen (or would-be queen) who doesn't play by your rules. See them in Little Miss Sunshine.
A suave manipulator, Sebastian Valmont is valiantly fighting off a developing conscience. See them in Cruel Intentions.
Samantha Jones is a try-sexual who'll try anything once. See them in Sex and the City.
Relentlessly cheerful and optimistic, Erin Hannon is an office receptionist. See them in The Office.
Wheatley's got an endless supply of bad ideas that he wants to share. See them in Portal Series.
Angela Martin is uptight and puritanical, outside of the affair she's having with a co-worker. See them in The Office.