"I am not superstitious but I am a scaredy-cat in general. The last time I was frightened was when I saw a massive spider in the bathroom, " femalefirst.co.uk quoted Dev as saying.
"I had to run out in my towel and scream for my dad, " he added.
The "Last Airbender" star is dating actress Freida Pinto, who featured opposite him in the Oscar winning movie "Slumdog Millionaire".