Thank You Berty (Sinhala: තෑන්ක් යු බර්ටි) is a 2010 Sinhalese language Sri Lankan action-comedy film written by Tennyson Cooray as his directorial debut and starring a number of Sri Lankan comedians, including Bandu Samarasinghe, Dilhani Ekanayake, Ananda Wickramage, Mahendra Perera, Anusha Damayanthi, Nilanthi Dias, and Cletus Mendis. The film had its world premiere August 7, 2010, in Melbourne, Australia.
| Directing | Tennyson Cooray | Director |
| Writing | Tennyson Cooray | Writer |
| Production | Jagath M. Yapa | Producer |
| Sound | Somapala Rathnayaka | Music |
| Crew | Nimalasiri Rosa | Cinematography |
| Crew | Lalith Thomas | Cinematography |
| Editing | M.S. Aliman | Editor |
| Editing | Prasad Lab | Editor |
| Art | Sumith Hiran Fernando | Art Direction |
| Costume & Make-Up | Indika Udara Lanka | Makeup Artist |
| Directing | Donald Jayantha | Assistant Director |
| Crew | Wasantha Kumarawila | Stunts |