Ethumai Methumai (Sinhala: එතුමයි මෙතුමයි) is a 2011 Sri Lankan Sinhala comedy film directed by Nishantha Weerasingha and produced by Upul Jayasinghe for Nilwala Films. It stars Rodney Warnakula, Priyantha Seneviratne and Anarkali Akarsha in lead roles along with Duleeka Marapana and Anton Jude. Music composed by George Senanayake.It is the 1165th Sri Lankan film in the Sinhala cinema.
| Sound | Lionel Gunaratane | Sound Supervisor |
| Writing | Lalith Wasantha | Lyricist |
| Art | Saman Wanninayaka | Art Direction |
| Art | Sumith Wanninayaka | Art Direction |
| Sound | Pradeep Anjana | Playback Singer |
| Directing | Nimshan Weerakkodi | Assistant Director |
| Sound | Mesha Dhananjani | Playback Singer |
| Crew | Gamini Chaminda | Cinematography |
| Sound | Sasika Ruwan Marasinghe | Assistant Sound Editor |
| Production | Lalith Wasantha | Production Executive |
| Directing | Nirukshan Ekanayake | Assistant Director |
| Crew | Samantha Mayadunne | Stunts |
| Writing | Channa Jayanath | Lyricist |
| Directing | Nishantha Weerasingha | Director |
| Production | Maduranga Jagoda | Production Manager |
| Production | Channa Jayanath | Production Executive |
| Editing | Samantha Wickramasinghe | Editor |
| Sound | Sumith Priyanka | Assistant Sound Editor |
| Sound | Susantha Dharmapriya | Sound |
| Sound | George Senanayake | Music Director |
| Writing | Upul Jayasinghe | Story |
| Writing | Nishantha Weerasingha | Screenplay |
| Production | Upul Jayasinghe | Producer |
| Costume & Make-Up | Meshan Hewapanna | Makeup Artist |
| Editing | Ananda Bandara | Colorist |