Mumaith Khan has played a wide range of characters throughout her career, from romantic leads to comedy roles. Her on-screen relationships and romantic storylines have been an integral part of her filmography. In films like "Iruvaru" (2004) and "Sye" (2005), she played the role of a love interest, showcasing her chemistry with her co-stars. Her performances in these films were well-received, and she quickly became known for her on-screen presence.