UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No.     )*

Inspired Entertainment, Inc.

(Name of Issuer)

Common stock, par value $0.0001 per share

(Title of Class of Securities)

448740100

(CUSIP Number)

December 23, 2016

(Date of Event which Requires Filing of this Statement)

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

☐ Rule 13d-1(b)

☒ Rule 13d-1(c)

☐ Rule 13d-1(d)

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).

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Item 1.

Inspired Entertainment, Inc. (as successor to Hydra Industries Acquisition Corp.) (the “Issuer”)

250 West 57^th Street, Suite 2223

New York, New York 10107

Item 2.

This Schedule 13G is jointly filed by Macquarie Group Limited and MIHI LLC (collectively, the “Reporting Persons”).

The principal business address of Macquarie Group Limited is 50 Martin Place Sydney, New South Wales, Australia.

The principal business address of MIHI LLC is 125 West 55th Street, New York, NY 10019.

Macquarie Group Limited is a Sydney, New South Wales, Australia corporation.

MIHI LLC is a limited liability company formed in the State of Delaware.

Common stock, par value $0.0001 per share (“Common Stock”)*

448740100

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.

The responses to Items 5-11 of the cover pages of this Schedule 13G are incorporated herein by reference.

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MIHI LLC owns (i) 3,023,750 shares of the Issuer’s Common Stock and (ii) warrants to purchase 1,000,000 shares of the Issuer’s Common Stock, representing an aggregate of 19.0% of the total Common Stock issued and outstanding as of January 3, 2017, based on 20,199,391 shares outstanding plus 1,000,000 shares underlying the 2,000,000 warrants held by MIHI LLC as of January 3, 2017. Macquarie Group Limited is the ultimate indirect parent of MIHI LLC and may be deemed to beneficially own the Issuer’s securities held thereby.

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.

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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.

Dated: January 3, 2017

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JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the undersigned agree to the joint filing on behalf of each of them of a Statement on Schedule 13G (including any and all amendments thereto) with respect to the Common Stock, $0.0001 par value per share, of Inspired Entertainment, Inc., and further agree that this Joint Filing Agreement shall be included as an exhibit to such joint filings.

The undersigned further agree that each party hereto is responsible for the timely filing of such Statement on Schedule 13G and any amendments thereto, and for the accuracy and completeness of the information concerning such party contained therein; provided, however, that no party is responsible for the accuracy or completeness of the information concerning any other party, unless such party knows or has reason to believe that such information is inaccurate.

This Joint Filing Agreement may be signed in counterparts with the same effect as if the signature on each counterpart were upon the same instrument.

IN WITNESS WHEREOF, the undersigned have executed this Agreement as of January 3, 2017.

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