CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT

         Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, each of the
undersigned officers of PRIMECAP Odyssey Funds, does hereby certify, to such
officer's knowledge, that the report on Form N-CSR of PRIMECAP Odyssey Funds for
the period ended April 30, 2008, fully complies with the requirements of Section
13(a) or 15(d) of the Securities Exchange Act of 1934, as applicable, and that
the information contained in the Form N-CSR fairly presents, in all material
respects, the financial condition and results of operations of the PRIMECAP
Odyssey Funds for the stated period.

/S/ JOEL P. FRIED
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Joel P. Fried
Co-Chief Executive Officer, PRIMECAP Odyssey Funds

/S/ HOWARD B. SCHOW
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Howard B. Schow
Co-Chief Executive Officer, PRIMECAP Odyssey Funds


/S/ THEO A. KOLOKOTRONES
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Theo A. Kolokotrones
Co-Chief Executive Officer, PRIMECAP Odyssey Funds

/S/ DAVID H. VAN SLOOTEN
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David H. Van Slooten
Chief Financial Officer, PRIMECAP Odyssey Funds

Dated: JUNE 30, 2008
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This statement accompanies this report on Form N-CSR pursuant to Section 906 of
the Sarbanes-Oxley Act of 2002 and shall not be deemed as filed by PRIMECAP
Odyssey Funds for purposes of Section 18 of the Securities Exchange Act of 1934.