<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>
<periodOfReport>2003-11-14</periodOfReport>
<notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000906347</issuerCik>
        <issuerName>NTL INC</issuerName>
        <issuerTradingSymbol>NTLI</issuerTradingSymbol>
</issuer>
<reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001249589</rptOwnerCik>
            <rptOwnerName>WYARD BRETT G</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O OAKTREE CAPITAL MANAGEMENT LLC</rptOwnerStreet1>
            <rptOwnerStreet2>333 SOUTH GRAND AVENUE 28TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>LOS ANGELES</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90071</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>1</isDirector>
<isOfficer>0</isOfficer>
<isTenPercentOwner>0</isTenPercentOwner>
<isOther>0</isOther>
<officerTitle></officerTitle>
<otherText></otherText>
</reportingOwnerRelationship>
</reportingOwner>
<nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Common Stock, par value $0.01 per share</value>
</securityTitle>
<transactionDate><value>2003-11-14</value>
</transactionDate>
<transactionCoding><transactionFormType>4</transactionFormType>
<transactionCode>X</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved>
<footnoteId id="F1"></footnoteId>
<footnoteId id="F2"></footnoteId>
</transactionCoding>
<transactionAmounts><transactionShares><value>0</value>
<footnoteId id="F1"></footnoteId>
<footnoteId id="F2"></footnoteId>
</transactionShares>
<transactionPricePerShare><value>0</value>
<footnoteId id="F1"></footnoteId>
<footnoteId id="F2"></footnoteId>
</transactionPricePerShare>
<transactionAcquiredDisposedCode><value>A</value>
</transactionAcquiredDisposedCode>
</transactionAmounts>
<postTransactionAmounts><sharesOwnedFollowingTransaction><value>0</value>
<footnoteId id="F1"></footnoteId>
<footnoteId id="F2"></footnoteId>
<footnoteId id="F3"></footnoteId>
</sharesOwnedFollowingTransaction>
</postTransactionAmounts>
<ownershipNature><directOrIndirectOwnership><value>I</value>
<footnoteId id="F1"></footnoteId>
<footnoteId id="F2"></footnoteId>
<footnoteId id="F3"></footnoteId>
</directOrIndirectOwnership>
<natureOfOwnership><value>See Footnotes</value>
</natureOfOwnership>
</ownershipNature>
</nonDerivativeTransaction>
</nonDerivativeTable>
<derivativeTable><derivativeTransaction><securityTitle><value>Subscription Rights (right to buy)</value>
</securityTitle>
<conversionOrExercisePrice><value>40</value>
</conversionOrExercisePrice>
<transactionDate><value>2003-11-14</value>
</transactionDate>
<transactionCoding><transactionFormType>4</transactionFormType>
<transactionCode>X</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved>
<footnoteId id="F1"></footnoteId>
<footnoteId id="F2"></footnoteId>
</transactionCoding>
<transactionAmounts><transactionShares><value>0</value>
<footnoteId id="F1"></footnoteId>
<footnoteId id="F2"></footnoteId>
</transactionShares>
<transactionPricePerShare><value>0</value>
<footnoteId id="F1"></footnoteId>
<footnoteId id="F2"></footnoteId>
</transactionPricePerShare>
<transactionAcquiredDisposedCode><value>D</value>
</transactionAcquiredDisposedCode>
</transactionAmounts>
<exerciseDate><value>2003-11-04</value>
</exerciseDate>
<expirationDate><value>2003-11-17</value>
</expirationDate>
<underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value>
</underlyingSecurityTitle>
<underlyingSecurityShares><value>0</value>
<footnoteId id="F1"></footnoteId>
<footnoteId id="F2"></footnoteId>
</underlyingSecurityShares>
</underlyingSecurity>
<postTransactionAmounts><sharesOwnedFollowingTransaction><value>0</value>
<footnoteId id="F1"></footnoteId>
<footnoteId id="F2"></footnoteId>
<footnoteId id="F3"></footnoteId>
</sharesOwnedFollowingTransaction>
</postTransactionAmounts>
<ownershipNature><directOrIndirectOwnership><value>I</value>
<footnoteId id="F1"></footnoteId>
<footnoteId id="F2"></footnoteId>
<footnoteId id="F3"></footnoteId>
</directOrIndirectOwnership>
<natureOfOwnership><value>See Footnotes</value>
</natureOfOwnership>
</ownershipNature>
</derivativeTransaction>
</derivativeTable>
<footnotes><footnote id="F1">The reporting person, a director of NTL Incorporated (the "Company"), is also a managing director of Oaktree Capital Management, LLC ("Oaktree"), a registered investment adviser under the Investment Advisers Act of 1940.  Oaktree is the general partner and investment manager of certain investment funds and third party accounts (the "Oaktree Funds &amp; Accounts") that hold, in the aggregate, 4,394,208 shares of common stock (the "Common Stock") of the Company.  The Oaktree Funds &amp; Accounts received, in the aggregate, 3,085,802 transferable subscription rights (the "Rights") in connection with the common stock rights offering of the Company that commenced on November 4, 2003.  Each Right entitles the holder to purchase one additional share of common stock of the Company at $40 per share.</footnote>
<footnote id="F2">On November 14, 2003, the Oaktree Funds &amp; Accounts exercised 1,806,563 Rights to purchase an additional 1,806,563 shares of common stock of the Company at $40 per share.  Rights that the Oaktree Funds &amp; Accounts did not exercise were sold in market transactions, such sales having been previously reported in Form 4 filings of the reporting person.</footnote>
<footnote id="F3">Neither Oaktree nor any of the Oaktree Funds &amp; Accounts are reporting persons for Section 16 purposes.  Mr. Wyard hereby disclaims all beneficial ownership of any such Rights or shares of Common Stock held by the Oaktree Funds &amp; Accounts, except to the extent of any pecuniary interest therein.</footnote>
</footnotes>
<ownerSignature><signatureName>Brett G Wyard</signatureName>
<signatureDate>2003-11-18</signatureDate>
</ownerSignature>
</ownershipDocument>

