Crossword clues for First in a series 5 lettersAnswerClueMEDICFirst TV series to show a baby being born, 1955BOSOXWinners of the first World Series, familiarlyNBCTVFirst World Series color broadcaster, 1955PILOTFirst in a seriesPILOTFirst of a seriesSTEVEWith 66-Across, first in a series of five TV personalities (1954-57)PARTIFirst of a seriesALPHAFirst of a seriesALIENFirst of a series of sci-fi movies starring Sigourney WeaverALPHAFirst of a series of 24ALPHAFirst in a seriesOLAFIFirst in a series of Norwegian kingsALEPHFirst of a seriesPARTIFirst in a seriesECHOIFirst in a series of satellites.SWEEPWin the first four World Series gamesSAGALStar of Fox's first prime-time seriesPARTIFirst in a movie series, perhapsBOOKIFirst in a literary seriesBABARHistoire de ___, first in a popular series of children's booksPILOTFirst episode of many a seriesPILOTFirst episode of a TV seriesPILOTFirst episode in a TV seriesSWEEPWin the first four games in a World Series, e.g.PAIGEFirst Negro League player to pitch in the World SeriesTHEJETSONSTV series that first aired 9/23/1962 whose family shares first names with 17-, 24-, 34- and 49-AcrossBUSHSRFirst baseman for Yale in the first two College World Series (1947/1948), familiarly (he got really famous outside of sports...)LOSTINSPACETV sci-fi series, first aired 9/15/1965, on which a robot spoke the catchphrase formed by the first words of 17-, 26- and 42-AcrossISPYCosby's first seriesISPYBill Cosby's first seriesREDSOXWinner of the first World Series (as the "Americans")LIFEOFRILEYJackie Gleason's first TV series, with "The"ABCIts first color series was "The Jetsons"ALFFirst TV series in Dolby Surround sound (1986)PITTSBURGHPIRATESLoser in the first World Series, 1903THESOPRANOSFirst cable series to win an Emmy for Outstanding DramaISPYCosby's first TV seriesHOUSTONASTROSThey won their first World Series in 2017MSQUADLee Marvin's first TV seriesRUPAULSDRAGRACETV series whose first winner was BeBe Zahara BenetALPHABETSeries whose first seven members are sung to the starts of 18-, 26-, 41- and 54-AcrossTHETWILIGHTZONETV series whose first episode was titled "Where Is Everybody?"STARTERFirst in a series.HOPALONGCASSIDYFirst TV western seriesTORONTOBLUEJAYSFirst Canadian World Series champsOPENERFirst in a seriesONEFirst of a seriesSOMEPIGFirst in a series of Web postingsPBSThe Magic School Bus was its first fully animated seriesSAWFirst in a series of slasher flicks