Karthik Calling Karthik (2010) is a Romance, Mystery, Thriller film that follows a much abused loner achieves success, and even wins the heart of his gorgeous co-worker, after getting early morning mysterious phone calls from someone. Karthik Calling Karthik is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 6.3 out of 10 from 105 votes. Fans of romance movies may also want to explore similar titles below.