Arun Vaidyanathan is an American cum Indian director, screenwriter, and producer for short films and TV shows. He was born in Sirkazhi in Tamil Nadu. He used to watch movies in his childhood days, as it was the only medium of his entertainment. He had interests in music and dancing during his school time. He had been appreciated for his talent of dancing and singing by the audience.

During his college times, he grew up another talent in addition to music and dancing. It was mimicry. It led to his entrance in the television industry. He used to write scripts, direct and perform in the lead shows of South Indian television. The serials aired on Raj TV and Sun TV. He worked on television's daily soap titled Hollywood Special on Raj TV. It used to give reviews of the American pictures in the Tamil language.

From this daily opera, he gained knowledge about several Hollywood screenplays. He had never thought to be exposing in this field. He completed his studies in Computer Science. Then, he did a job at a top software company. It led him to move to the United States. He finished an event in the New York Film Academy. Later, he began making short length English photoplays entitled as New Jersey. He made his first debut in 2008. It named Achchamundu, and that was a Tamil-based drama. Sneha, Prasanna, and John Shea featured in it. It had its shots in New Jersey. It released in the year 2009.

It premiered at the Garden State Film Festival. He co-produced Kalyana Samayal Saadham with Ananth Govindan. It is a romantic cum comedy drama. RS Prasanna directed it. Lekha Washington and Prasanna were in the lead roles. Then, he made Peruchazhi. It was his first Malayalam produced cinema. It was inspired from the 1971’s classic cum politics Muhammad Bin Tughluq. Mohanlal, Ragini Nandwani, Mukesh, Baburaj, Vijay Babu, and Aju Varghese acted in it. Arvind Krishna did the cinematography. Aurora composed the songs and background music. Arun has plans to make a thriller screenplay with Vaibhav Reddy, Prasanna, Varalakshmi Sarathkumar, Arjun Sarja, Suman, Suhasini, and Sruthi Hariharan as actors.

In 2016, he directed and wrote a Tamil drama titled as Nibunan. Under the companionship of Anand Raghav, he wrote the dialogues and scripts for the photoplay produced under the production of passion Film Factory. In 2005, he made short films like Stinking Cigar, Br(a)illiant, Thaniyoru Manidhanukku, and As You Wish. Then, in the two years, he made The Noose, The Séance, and One Soul.