Goppo Mir er Thek Episode 90 – Sir Arthur Ignatius Conan Doyle's ‘The Valley of Fear – Second & Final Part’ 
Directed by - Mir Afsar Ali 

Starring
Watson – Somak Ghosh 
Narrator – Deep Basu 
Inspector MacDonald – Anindya Sengupta 
McMurdo -  Sudip Mukherjee
Ettie Shafter – Ayantika Chakraborty 
Ted Baldwin – Anujoy Chattopadhyay 
Brother Morris – Rounak Chakraborty 
Jacob Shafter – Kimsuk Barman Gublu
Captain Marvin & Treasurer– Shovan Kamila
McGinty – Rajeev Chatterjee
Scanlan & Worker – Anindya Sain
Scowrers/Brothers – Dwaipayan Saha, Souvik Jana, Debojyit Sengupta, Shovan Kamila, Partha Pratim Sarkar
Police – Dwaipayan Saha & Souvik Jana
Wilson – Dwaipayan Saha
Cecil Barker – Sourav Ghosh
Tiger Cormac & Sherlock Holmes   – Mir Afsar Ali

Content Head: Godhuli Sharma
Audio Translation: Arpan Chatterjee
Music Direction, Sound Design: Pradyut Chatterjea
Assistant Sound Designer: Aagniva Deb
Publicity Design & Motion Graphics - Join The Dots
Key Mentor: Anindita Chatterjee 
Strategy Consultant: Kay Ten
Digital Media Intern: Souvik Jana 
Executive Producer: Saurav Bhattacharya 
Recording Studio: Studio Mirvana
Sound Recordist: Debojit Sengupta & Aagniva Deb
Music Label: Mirvana Entertainment Pvt Ltd
Business Head (Mirvana Entertainment Pvt Ltd): Dr. Soma Bhattacharjee