Mojtaba Hoveidi (مجتبی هویدی) has been a Actor in some movies:

Whisper is about that A conflict happens between some officers and a group of students and people who are busy distributing Imam Khomeini's declarations. ...An officer shoots a student, Javad, and he gets hurt badly. Then the latter escapes from the scene thanks to a man called Hamid. Hamid gives a refuge to Javad and this is the beginning of an intimate relationship between them. Hamid who is indifferent to the issues of the Islamic Revolution, is gradually changed in a way that he sacrifices every thing, even his own life, to set justice in his country. In this film Mojtaba Hoveidi (مجتبی هویدی) collaborates with Reza Saeidi (رضا سعیدی), Mehdi Sabbaghi (مهدی صباغی), Kamran Ghadakchian (کامران قدکچیان), Naser Cheshmazar (ناصر چشم آذر), Amir Eskandari (امیر اسکندری), Khosrow Malekan (خسرو ملکان), Amir Hossein Khanshahri (امیر‌حسین خان‌شهری), Hadi Jourak (هادی ژورک), Reza Saberi (رضا صابری), Mohammad Elahi (محمد الهی), Mohammad Reza Seifollahi (محمدرضا سیف اللهی), Hamid Ghadakchian (حمید قدکچیان), Ahmad Rezaeiyan (احمد رضائیان), Mohammad Seifollahi (محمد سیف اللهی), Mohammad Ghazi (محمد قاضی), Zahra Bakhshian (زهرا بخشیان), Mohammad Ali Massoumdoost (محمد علی معصوم دوست), Hassan Abedi (حسن عابدی)

The Naive is about that Rahman runs away with the money he collected from people with the promise of handing them homes. He stays at a motel that is running by two friends named Gholam & Abdollah. After Rahman being found dead, Gholam & Abd run away since they are the main suspects of the crime. They return to their hometown after ten years when things are cooled down. They find out the truth about the death and find the money he hid ten years ago... In this film Mojtaba Hoveidi (مجتبی هویدی) collaborates with Pourandokht Mahiman (پوراندخت مهیمن), Saeed Sheikhzadeh (سعید شیخ زاده), Habib Esmaili (حبیب اسماعیلی), Mehdi Fakhimzadeh (مهدی فخیم زاده), Ahmad Rad (احمد راد), Hassan Pouya (حسن پویا), Hossein Zandbaf (حسین زندباف), Saeed Shahram (سعید شهرام), Ahmad Ahmadpoor (احمد احمدپور), Hadi Eslami (هادی اسلامی), Masoud Valadbeigi (مسعود ولدبیگی), Rubik Mansouri (روبیک منصوری), Mohsen Aslani (محسن اصلانی), Hooshang Dibaian (هوشنگ دیبائیان), Akbar Esfahani (اکبر اصفهانی), Asghar Khandan (اصغر خندان), Ali Hagh Froush (علی حق‌فروش), Hasan Kamel (حسن کامل), Esfandiar Yeganeh (اسفندیار یگانه), Khosrow Amir Sadeghi (خسرو امیر صادقی), Manouchehr Afsari (منوچهر افسری), Ali Asghar Ahadi (علی‌اصغر احدی), Maryam Safayi (مریم صفایی), Leili Zare (لیلی زارع), Davood Bayati (داوود بیاتی), Parviz Noori (پرویز نوری), Khosro Karami (خسرو کرمی), Manoochehr Ghadiri (منوچهر قدیری), Ebrahim Shojaee (ابراهیم شجاعی)

Antidote is about that Jalal separates from his wife and robs a residential house with the cooperation of a fraudster. By accident, Jalal finds out about the conversation of a group of saboteurs about the bomb plot and informs the police. But the officers are suspicious of Jalal and... In this film Mojtaba Hoveidi (مجتبی هویدی) collaborates with Esmail Davarfar (اسماعیل داورفر), Nersi Korkia (نرسی کرکیا), Nadia Deldar Golchin (ناديا دلدار گلچين), Jamshid Hashempour (جمشید هاشم پور), Kamran Bakhtar (کامران باختر), Sirous Alvand (سیروس الوند), Mohsen Zehtab (محسن زهتاب), Mohammad Saleh Ala (محمد صالح علا), Eshagh Khanzadi (اسحاق خانزادی), Naser Cheshmazar (ناصر چشم آذر), Hassan Pouya (حسن پویا), Iraj Golafshan (ایرج گل‌افشان), Jalal Moayerian (جلال معیریان), Akbar Doodkar (اکبر دودکار), Ali Shoaei (علی شعاعی), Hossein Safarian (حسین صفاریان), Bahram Kazemi (بهرام کاظمی), Vahid Sheikhzadeh (وحید شیخ زاده), Abbas Mokhtari (عباس مختاری), Mohsen Fakhari (محسن فخاری), Reza Mohajer (رضا مهاجر), Mohammad Khosravi (محمد خسروی), Gholamreza Nami (غلامرضا نامی)