Experimental Theatre:
From 1977 to 1983 actively participated in an experimental theatre at Nagpur. He also participated in the state play vompetitions & inter collegiate drama competitions.
Beginning of the professional theatre in 1984. Since then, he has contributed successively & creatively to the professional theatre till today by performing in 45 plays.
Listed below are a few of them :
• To mi navech
• Beimaan
• Tarun turka mhatare arka
• One room kitchen
• Aamachya ya gharat
• Deepstambh
• Aakashmithi
• Rangayatri
• Love Birds
• Shadyantra
• Kusum manohar lele
• Abhinetri
• Khalanayak
• Sunder mi honar
• Satavya mulichi satavi mulagi
• Jyacha tyacha prashna
• Shree tashi Sau
• Dehabhaan
• Doctor tumhi Suddha
• Tuze aahe tujpashi
• Raghupati raghav rajaram
• Grandfather
• Shuddha Beejapoti
• U Turn
• Sukhanshi Bhandato Aamhi
• Maze aakash vegale
Association with small screen (Television - serials):
• No problem
• Eka hatachi tali
• Paus mrugacha padato
• Paramveer
• Bandini
• Manachiye Gunti
• Prabhakar
• Arre Sansar sansar
• Duheri
• Eka shwasacha aantar
• Damini
• Kimayagar
• Avantika
• Ahankar (Hindi)
• Daddy Samajha karo (Hindi)
• Saheb biwi aani mi
• Zale unhache chandane
• Wadal
• Nivadung
• Hya gojirwanya gharat
• Adhuri ek kahani
• Ya Sukhanno Ya
• Gruhdah (Hindi)
• Kukuchaku
• Agnihotra
• Mana udhan Varyache
• Puneri Misal
• Pinjra
• Aaradhana
• Julun yeti reshim gathi
Association with big screen (Films)
• Anuradha
• Vishwavinayak
• Lawanyawati
• Janmadata
• Yadnya
• Jasa baap tashi pora
• Paisa paisa paisa
• Wat pahate punavechi
• Shivarayanchi suun tararani
• Devaki
• Labhale soubhagyache dene
• Tochi ek Samartha
• Zuluk
• Jivapaad
• Aamhi asu ladake
• Saatchya aat gharat
• Saptapadi
• Balirajache rajya yeu de
• Corporate (Hindi)
• Manatalya Manat
• Hello Gandhe Sir
• Ticha Kay Chukala
• Bheja Fry2 (Hindi)
• Heroin (Hindi)
Presently, Dr Girish Oak is staging a show titled Chivitrangan- Ek Abhinav Shabdabhinay based on his own articles in Chatura- Loksatta.
His one act plays like Paris sparsha, Disha, Jo je Vanchil, Pen Friend, Deadly in love have been published by Paresh Prakashan, Pune
• Dr Girish Oak has also penned down the visualizations in Chatura- a magazine of Loksatta under a title Chivitra for almost 2 & half years. Shree Vidya prakashan Pune published the book of those articles with a title Chivitra on 1st january 2005.
Not just an actor but Dr Girish Oak is a poet too. Composed some poems & presented them through different shows.