give (one) the creeps
To make one feel wary or uneasy due to eeriness or strange behavior. I stay away from that old house on the corner, it gives me the creeps! Why is that guy just standing around and not talking to anyone? He's giving me the creeps!
give (one) the heebie-jeebies
To cause one to feel an extreme or acute sensation of fear, apprehension, worry, or anxiety. Walking through a graveyard always gives me the heebie-jeebies. All these ghost stories are giving me the heebie-jeebies.
give (one) the willies
To cause one to have a feeling of fear, dread, or squeamishness. Can we get out of here? This creepy old house is giving me the willies! Ack, seeing that tank of cockroaches gave me the willies.