UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. )*

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

*The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP No. 90478E103

CUSIP No. 90478E103

CUSIP No. 90478E103

CUSIP No. 90478E103

Item 1.

(a) Name of Issuer

Unilife Corporation (the “Issuer”)

(b) Address of Issuer’s Principal Executive Offices

250 Cross Farm Lane

York, Pennsylvania 17406

Item 2.

(a) Name of Person Filing

(b) Address of Principal Business Office or, if none, Residence

(c) Citizenship

This Schedule 13G is being filed on behalf of (i) Crede CG II, Ltd., a Bermuda exempted company (“Crede CG II”), (ii) Crede Capital Group, LLC, a Delaware limited liability company (“Crede Capital”), (iii) Acuitas Financial Group, LLC, a California limited liability company (“Acuitas”), and (iv) Terren S. Peizer, an individual who is a citizen of the United States of America (“Mr. Peizer,” together with Crede CG II, Crede Capital and Acuitas, the “Reporting Persons”).

The sole stockholder of Crede CG II is Crede Capital. Acuitas holds all of the membership interests of Crede Capital and Mr. Peizer holds all of the membership interests of Acuitas. Voting and dispositive power with respect to the shares held by Crede CG II is exercised by Mr. Peizer, the sole and Managing Member of Acuitas, Crede Capital and Managing Director of Crede CG II, who acts as investment advisor to these entities. Mr. Peizer, Acuitas and Crede Capital disclaim beneficial ownership with respect to the shares held by Crede CG II.

The Reporting Persons have entered into a Joint Filing Agreement, a copy of which is filed with this Schedule 13G as Exhibit 1, pursuant to which the Reporting Persons have agreed to file this Schedule 13G jointly in accordance with the provisions of Rule 13d-1(k) of the Securities Exchange Act of 1934, as amended.

The principal business office of the Crede GC II is Clarendon House, 2 Church Street, Hamilton HM 11, Bermuda. The principal business office of each of Crede Capital, Acuitas and Mr. Peizer is 11150 Santa Monica Boulevard, Suite 1500, Los Angeles, California 90025.

(d) Title of Class of Securities

Common stock, $0.01 par value per share, of the Issuer (the “Common Stock”).

(e) CUSIP Number

90478E103

Item 3. If this statement is filed pursuant to §§240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:

Not applicable.

Item 4. Ownership.

(a) and (b):

As of the close of business on February 11, 2013, each of the Reporting Persons may be deemed to have beneficial ownership of 5,947,954 shares of Common Stock, which consists of (i) 4,460,966 shares of Common Stock issued to Crede CG II and (ii) 1,486,988 shares of Common Stock issuable upon exercise or exchange of a warrant issued to Crede CG II (the “Warrant”), and all such shares of Common Stock represent beneficial ownership of approximately 6.5% of the Common Stock, based on (1) 85,379,235 shares of Common Stock issued and outstanding on February 8, 2013, as reported in the Form 10-Q filed by the Issuer on February 11, 2013, plus (2) 4,460,966 shares of Common Stock issued to Crede CG II, and (3) 1,486,988 shares of Common Stock issuable upon exercise or exchange of the Warrant.

(c) Number of shares as to which each Reporting Person has:

(i) Sole power to vote or to direct the vote: 0 .

(ii) Shared power to vote or to direct the vote: 5,947,954 .

(iii) Sole power to dispose or to direct the disposition of 0 .

(iv) Shared power to dispose or to direct the disposition of 5,947,954 .

Item 5. Ownership of Five Percent or Less of a Class

Not applicable.

Item 6. Ownership of More than Five Percent on Behalf of Another Person.

Not applicable.

Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company

Not applicable.

Item 8. Identification and Classification of Members of the Group

Not applicable.

Item 9. Notice of Dissolution of Group

Not applicable.

Item 10. Certification

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Date: February 19, 2013

Exhibit 1

JOINT FILING AGREEMENT

The undersigned acknowledge and agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G may be filed on behalf of each of the undersigned without the necessity of filing additional joint filing agreements. The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the completeness and accuracy of the information concerning him or it contained herein and therein, but shall not be responsible for the completeness and accuracy of the information concerning the others, except to the extent that he or it knows or has reason to believe that such information is inaccurate.

Date: February 19, 2013