UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 10-K/A

 Amendment No. 1

(Mark One)
ý	ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
For the fiscal year ended December 31, 2005
OR
o	TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
For the transition period from ____________to_________________

Commission file Number: 0-24249

PDI, INC.
(Exact name of registrant as specified in its charter)
Delaware	22-2919486
(State or other jurisdiction of incorporation or organization)	(I.R.S. Employer Identification No.)
Saddle River Executive Centre 1 Route 17 South, Saddle River, NJ 07458
(Address of principal executive offices and zip code)
(201) 258-8450
(Registrant's telephone number, including area code)
Securities registered pursuant to Section 12(b) of the Act: None
Securities registered pursuant to Section 12(g) of the Act: Common Stock

Indicate by checkmark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Yes o    No  ý

Indicate by checkmark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act. Yes o    No ý

Indicate by checkmark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15 (d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes ý    No o

Indicate by checkmark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K is not contained herein, and will not be contained, to the best of registrant's knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K. ý

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer or a non-accelerated filer See definition of “accelerated filer and large accelerated filer” in rule 12b-2 of the Exchange Act. (check one):

Large accelerated filer o   Accelerated filer ý   Non-accelerated filer o  

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Act). Yes o    No ý

The aggregate market value of the registrant's common stock, $0.01 par value per share, held by non-affiliates of the registrant on June 30, 2005, the last business day of the registrant's most recently completed second fiscal quarter, was $96,053,154 (based on the closing sales price of the registrant's common stock on that date). Shares of the registrant's common stock held by each officer and director and each person who owns 5% or more of the outstanding common stock of the registrant have been excluded in that such persons may be deemed to be affiliates. This determination of affiliate status is not necessarily a conclusive determination for other purposes. As of March 1, 2006, 13,922,434 shares of the registrant's common stock, $.01 par value per share, were issued and outstanding.

DOCUMENTS INCORPORATED BY REFERENCE

Portions of the Proxy Statement for the 2006 Annual Meeting of Stockholders (the "Proxy Statement"), to be filed within 120 days of the end of the fiscal year ended December 31, 2005, are incorporated by reference in Part III hereof. Except with respect to information specifically incorporated by reference in this Form 10-K, the Proxy Statement is not deemed to be filed as part hereof.

Explanatory Note

This Amendment No. 1 on Form 10-K/A to the Registrant's Annual Report on Form 10-K for the year ended December 31, 2005 is being filed by the Registrant solely to correct the unofficial PDF copy of the Form 10-K.

SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this Form 10-K/A to be signed on its behalf by the undersigned, thereunto duly authorized, on the 30th day of March, 2006.

PDI, INC.

/s/ Bernard C. Boyle

Bernard C. Boyle

Chief Financial Officer and Treasurer

 (principal accounting and financial officer)