Short Takes

By VARIETY STAFF

NBC will bring back "Reasonable Doubts" at 10 p.m. Saturdays beginning March 13 for a four-week trial run, temporarily replacing another Lorimar TV hour, "Sisters.""Doubts," which stars Mark Harmon and Marlee Matlin, had been airing Tuesdays but was pulled just prior to the February sweeps.

"Sisters" returns to its regular time period April 10 for the rest of the season.

RKO Pictures chairman-CEO Ted Hartley will discuss how to build an indie production company as the featured speaker at the Pepperdine U Entertainment & Media Alumni Assn. lunch, tomorrow in Santa Monica.

International distribber Coral Pictures Corp. and cable marketer TEAM Services will offer firstrun Spanish-language movies to PPV targeting the domestic Hispanic market beginning this June. Packaged in weekly three-hour blocks,"Solo Para Ti" will include a current release and a concert featuring leading entertainers from Latin America.