<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2016-10-14</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001546381</issuerCik>
        <issuerName>RLJ ENTERTAINMENT, INC.</issuerName>
        <issuerTradingSymbol>RLJE</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001687396</rptOwnerCik>
            <rptOwnerName>Manos Arlene</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O RLJ ENTERTAINMENT, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>8515 GEORGIA AVE., SUITE 650</rptOwnerStreet2>
            <rptOwnerCity>SILVER SPRING</rptOwnerCity>
            <rptOwnerState>MD</rptOwnerState>
            <rptOwnerZipCode>20910</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <footnotes></footnotes>

    <remarks>Pursuant to the Investment Agreement, dated August 19, 2016, between Digital Entertainment Holdings LLC (&quot;DEH&quot;) and RLJ Entertainment, Inc. (&quot;RLJE&quot;), for so long as DEH (i) holds the warrants to purchase from RLJE shares of common stock, par value $0.001 per share, of RLJE that were issued to DEH on October 14, 2016 or (ii) any amounts remain outstanding under the Credit Agreement, dated October 14, 2016, between DEH and RLJE, DEH has the right to designate two directors to the RLJE Board of Directors (the &quot;Board&quot;).  Effective as of October 14, 2016, Arlene Manos was appointed to serve on the Board as a representative of DEH.

Exhibit 24 - Power of Attorney</remarks>

    <ownerSignature>
        <signatureName>/s/ Arlene Manos</signatureName>
        <signatureDate>2016-10-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
