<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0101</schemaVersion>

    <documentType>4</documentType><periodOfReport>2003-07-07</periodOfReport>
    <issuer>
        <issuerCik>0001168696</issuerCik>
        <issuerName>REGAL ENTERTAINMENT GROUP</issuerName>
        <issuerTradingSymbol>RGC</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId>
            <rptOwnerCik>0001242002</rptOwnerCik>
            <rptOwnerName>GSCP RECOVERY INC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>0</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>1</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><reportingOwner><reportingOwnerId>
            <rptOwnerCik>0001221028</rptOwnerCik>
            <rptOwnerName>GSCP NJ INC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>0</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>1</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><nonDerivativeSecurity><securityTitle><value>Class A Common Stock</value></securityTitle><transactionDate><value>2003-07-07</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>J</transactionCode><equitySwapInvolved>0</equitySwapInvolved><footnoteId id="F2"/></transactionCoding><transactionAmounts><transactionShares><value>2451441</value></transactionShares><transactionValue><value>19.00</value></transactionValue><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>11674685</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></nonDerivativeSecurity><nonDerivativeSecurity><securityTitle><value>Class A Common Stock</value></securityTitle><transactionDate><value>2003-07-07</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>J</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>2451441</value></transactionShares><transactionValue><value>0</value></transactionValue><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>11674685</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>See Footnote</value><footnoteId id="F1"/><footnoteId id="F3"/></natureOfOwnership></ownershipNature></nonDerivativeSecurity><footnotes><footnote id="F1">GSCP Recovery, Inc., and GSCP (NJ), Inc. are making this joint filing on behalf of themselves and  GSCP (NJ), L.P., Greenwich Street Investment II, L.L.C., Greenwich Street Capital Partners II, L.P., GSCP Offshore Fund, L.P., Greenwich Street Employees Fund, L.P., Greenwich  Fund, L.P. and TRV Executive Fund, L.P. (collectively, the &amp;quot;Affiliates&amp;quot;) .  See Exhibit 99 for joint filer information.  GSCP (NJ), L.P. is the manager of GSCP Recovery, Inc. and GSCP (NJ), Inc. is the sole general partner of GSCP (NJ), L.P.   Greenwich Street Investment II, L.L.C. is the general partner of Greenwich Street Capital Partners II, L.P., GSCP Offshore Fund, L.P., Greenwhich Street Employees Fund, L.P., Greenwich Fund, L.P. and TRV Executive Fund, L.P., which collectively own all of the outstanding capital stock of GSCP Recovery, Inc.</footnote><footnote id="F2">By agreement dated June 30, 2003, Regal Entertainment Group (the &amp;quot;Company&amp;quot;) granted GSCP Recovery, Inc. the option to receive shares of the Company's Class A Common Stock, par value $0.001 (the &amp;quot;Common Stock&amp;quot;) in lieu of a cash dividend.  On July 7, 2003 GSCP Recovery, Inc. exercised its option to receive an aggregate of 2,451,441 shares of Common Stock, bringing the total number of shares of Common Stock directly owned by GSCP Recovery, Inc. to 11,674,685.</footnote><footnote id="F3">By virtue of their relationships to GSCP Recovery, Inc., each of the Affiliates can be deemed to be an indirect beneficial owner of 11,674,685 shares of Common Stock.  Each of the Affiliates disclaims beneficial ownership of the Company's Common Stock except to the extent of its pecuniary interest in the  Common Stock.</footnote></footnotes><ownerSignature><signatureName>Matthew C.  Kaufman, as GSCP Recovery, Inc's Managing Director</signatureName><signatureDate>2003-07-09</signatureDate></ownerSignature></ownershipDocument>

