![Mark Lonow Portrait of Mark Lonow](http://es.actoragecheck.com/limage/LzFab0drOGxVTUJxd2RNR3ROcXhJZEd4WmF1YS5qcGcAACh231.jpg)
Movies (Acting Roles)
Sorted by Release Date![National Security Poster of National Security](http://es.actoragecheck.com/image/L25XUXFVUGh2a1NZQ2RJY2MxaWFhSW11VUJCMC5qcGcAACh231.jpg)
National Security
Mark Lonow was ? in National Security as 'Detective at Interrogation'.Movie Released: Fri, Jan 17 2003
![Truth or Consequences, N.M. Poster of Truth or Consequences, N.M.](http://es.actoragecheck.com/image/LzVTcVJTVFZidkJyTTZzMnJQYTVVMzRIY3J5dS5qcGcAACh231.jpg)
Truth or Consequences, N.M.
Mark Lonow was ? in Truth or Consequences, N.M. as 'Alan Gryder'.Movie Released: Fri, May 02 1997
![Mr. Saturday Night Poster of Mr. Saturday Night](http://es.actoragecheck.com/image/L3REQUp6ZmZBWnlocEVzUmlSQ0gzSjlhYlRiWi5qcGcAACh231.jpg)
Mr. Saturday Night
Mark Lonow was ? in Mr. Saturday Night as 'Producer'.Movie Released: Wed, Sep 23 1992
![The Last Married Couple in America Poster of The Last Married Couple in America](http://es.actoragecheck.com/image/L2JOS3NMdDY3cXFPWEQzaWJYOVdMc3hsZkIzUi5qcGcAACh231.jpg)
The Last Married Couple in America
Mark Lonow was ? in The Last Married Couple in America as 'Tom'.Movie Released: Thu, Apr 03 1980
![Thank God It's Friday Poster of Thank God It's Friday](http://es.actoragecheck.com/image/L21pR0RVSHRuYnhQd1hBanhCUXA5YlFIOEladi5qcGcAACh231.jpg)
Thank God It's Friday
Mark Lonow was ? in Thank God It's Friday as 'Dave'.Movie Released: Fri, May 19 1978
TV Shows (Acting Roles)
Sorted by Release DateAges in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages
![Conrad Bloom Poster of Conrad Bloom](http://es.actoragecheck.com/image/LzVqT0dNdGNOWDN1eWJFVDVWbW1ZWVdQc1Blay5qcGcAACh231.jpg)
Conrad Bloom
Mark Lonow was ? in Conrad Bloom as 'Mr. Chapman'.TV Show Released: First Air Date
Mon, Sep 21 1998
Mon, Sep 21 1998
![Sabrina, the Teenage Witch Poster of Sabrina, the Teenage Witch](http://es.actoragecheck.com/image/L3lHdXpzRkxyOXM0a3I5SDdOYmdyRmlhSWZVYy5qcGcAACh231.jpg)
Sabrina, the Teenage Witch
Mark Lonow was ? in Sabrina, the Teenage Witch as 'Dr. Braverman'.TV Show Released: First Air Date
Fri, Sep 27 1996
Fri, Sep 27 1996
![Good Advice Poster of Good Advice](http://es.actoragecheck.com/image/L3c0TGJMbmsxVElDYjdKcTVyUW55Y243RWNuWi5qcGcAACh231.jpg)
Good Advice
Mark Lonow was ? in Good Advice as 'Sutherland'.TV Show Released: First Air Date
Fri, Apr 02 1993
Fri, Apr 02 1993
![Beverly Hills, 90210 Poster of Beverly Hills, 90210](http://es.actoragecheck.com/image/L2I3Qllma2h1NjUzRDg5NGtyd0dPMXlzSUtUZi5qcGcAACh231.jpg)
Beverly Hills, 90210
Mark Lonow was ? in Beverly Hills, 90210 TV Show Released: First Air Date
Thu, Oct 04 1990
Thu, Oct 04 1990
![Quantum Leap Poster of Quantum Leap](http://es.actoragecheck.com/image/L3VqSUdQM2UzVjZrRFFIUmhqTll0VUUzZkhKaS5qcGcAACh231.jpg)
Quantum Leap
Mark Lonow was ? in Quantum Leap as 'Lou Collins'.TV Show Released: First Air Date
Sun, Mar 26 1989
Sun, Mar 26 1989
![Murphy Brown Poster of Murphy Brown](http://es.actoragecheck.com/image/L28zeTJCd3J6SlFQb2psMFphcU5xOE85VkRGcS5qcGcAACh231.jpg)
Murphy Brown
Mark Lonow was ? in Murphy Brown as 'Jerry Weiss'.TV Show Released: First Air Date
Mon, Nov 14 1988
Mon, Nov 14 1988
![Moonlighting Poster of Moonlighting](http://es.actoragecheck.com/image/L2xyeDZ2OWlEN1dXa3prWU1DdmlrdkczRElGcC5qcGcAACh231.jpg)
Moonlighting
Mark Lonow was ? in Moonlighting as 'Ronald "Ron" Sawyer'.TV Show Released: First Air Date
Sun, Mar 03 1985
Sun, Mar 03 1985
![Madame's Place Poster of Madame's Place](http://es.actoragecheck.com/image/L21tM0RJRmFEVkZBQUZTVEp0TzNzb3NJOTE4dy5qcGcAACh231.jpg)
Madame's Place
Mark Lonow was ? in Madame's Place as 'Walter Malice'.TV Show Released: First Air Date
Mon, Sep 20 1982
Mon, Sep 20 1982
![Falcon Crest Poster of Falcon Crest](http://es.actoragecheck.com/image/L3dXUGxCYjZmZjg5c3pDcnFnZWV2QXhsS25pTC5qcGcAACh231.jpg)
Falcon Crest
Mark Lonow was ? in Falcon Crest as 'Music Producer'.TV Show Released: First Air Date
Fri, Dec 04 1981
Fri, Dec 04 1981
![Husbands, Wives & Lovers Poster of Husbands, Wives & Lovers](http://es.actoragecheck.com/lost-image.jpg)
Husbands, Wives & Lovers
Mark Lonow was ? in Husbands, Wives & Lovers TV Show Released: First Air Date
Fri, Mar 10 1978
Fri, Mar 10 1978
![The Rockford Files Poster of The Rockford Files](http://es.actoragecheck.com/image/L2ZuaUhFc1RlcUhNZzQxR2xDWUp4WlZndG43SC5qcGcAACh231.jpg)
The Rockford Files
Mark Lonow was ? in The Rockford Files as 'Coco'.TV Show Released: First Air Date
Fri, Sep 13 1974
Fri, Sep 13 1974
![All in the Family Poster of All in the Family](http://es.actoragecheck.com/image/L3MyWTlRV3l1eWpSUDc4RFpzYXRrbkVqbjBpTi5qcGcAACh231.jpg)
All in the Family
Mark Lonow was ? in All in the Family as 'Pete Gavaris'.TV Show Released: First Air Date
Tue, Jan 12 1971
Tue, Jan 12 1971