-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 URgBuZhfJCLhS/fGrUI9ehwQT2gfUKoZSlScWYj4I6HgFytNL7YVbQ/TEw/5E2Wb
 qWMR8rao2jhW67hjOKq29Q==

<SEC-DOCUMENT>0000948046-07-000238.txt : 20070822
<SEC-HEADER>0000948046-07-000238.hdr.sgml : 20070822
<ACCEPTANCE-DATETIME>20070822165815
ACCESSION NUMBER:		0000948046-07-000238
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070820
FILED AS OF DATE:		20070822
DATE AS OF CHANGE:		20070822

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LANDRYS RESTAURANTS INC
		CENTRAL INDEX KEY:			0000908652
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-EATING PLACES [5812]
		IRS NUMBER:				760405386
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		TO COME
		CITY:			TO COME
		STATE:			TX
		ZIP:			TO COME
		BUSINESS PHONE:		7138501010

	MAIL ADDRESS:	
		STREET 1:		TO COME
		CITY:			TO COME
		STATE:			TX
		ZIP:			TO COME

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LANDRYS  RESTAURANTS INC
		DATE OF NAME CHANGE:	20020227

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LANDRYS SEAFOOD RESTAURANTS INC
		DATE OF NAME CHANGE:	19930706

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			DEUTSCHE BANK AG\
		CENTRAL INDEX KEY:			0000948046
		STATE OF INCORPORATION:			I8

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15531
		FILM NUMBER:		071073580

	BUSINESS ADDRESS:	
		STREET 1:		TAUNUSANLAGE 12 D-60325
		CITY:			FRANKFURT AM MAIN GE
		STATE:			I8

	MAIL ADDRESS:	
		STREET 1:		TAUNUSANLAGE 12 D-60325
		CITY:			FRANKFURT AM MAIN
		STATE:			I8
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2007-08-20</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

    <issuer>
        <issuerCik>0000908652</issuerCik>
        <issuerName>LANDRYS RESTAURANTS INC</issuerName>
        <issuerTradingSymbol>LNY</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000948046</rptOwnerCik>
            <rptOwnerName>DEUTSCHE BANK AG\</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>TAUNUSANLAGE 12 D-60325</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>FRANKFURT AM MAIN</rptOwnerCity>
            <rptOwnerState>I8</rptOwnerState>
            <rptOwnerZipCode></rptOwnerZipCode>
            <rptOwnerStateDescription>GERMANY (WEST)</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>LANDRY'S RESTAURANTS INC., Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2007-08-20</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>60100</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>28.5</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1957103</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>LANDRY'S RESTAURANTS INC., Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2007-08-21</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>36407</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>28.25</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1920696</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>Jeffrey A. Ruiz</signatureName>
        <signatureDate>2007-08-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----