VIACOM INC.
                                 POWER OF ATTORNEY

          KNOW ALL MEN BY THESE PRESENTS that the undersigned hereby constitutes
and appoints Christa A. D'Alimonte to be her true and lawful attorney-in-fact
and agent to execute and file for and on behalf of the undersigned (i) any
reports on Forms 3, 4, 5 and, if applicable, 144 (including any amendments
thereto and any successors to such Forms) with respect to ownership of
securities of Viacom Inc. (the "Company") that the undersigned may be required
to file with the Securities and Exchange Commission in accordance with Section
16(a) of the Securities Exchange Act of 1934 and the rules thereunder and/or
Rule 144 under the Securities Act of 1933, and (ii) as necessary, any other
documents necessary or appropriate to obtain codes and passwords enabling the
undersigned to file such reports electronically.

          The undersigned acknowledges that the foregoing attorney-in-fact, in
serving in such capacity at the request of the undersigned, is not assuming, nor
is the Company assuming, any of the undersigned's responsibilities to comply
with Section 16 of the Securities Exchange Act of 1934 and/or Rule 144 under the
Securities Act of 1933.

          This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, 5 and, if applicable, 144
with respect to the undersigned's holdings and transactions in securities issued
by the Company, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorney-in-fact.

          IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed as of this 28th day of March, 2017.


 		                                          /s/ Shari Redstone

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		                                          Shari Redstone