Exhibit 31.1

COMPREHENSIVE CARE CORPORATION AND SUBSIDIARIES

Certification of Chief
Executive Officer

Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

I, John M. Hill, certify that:

1. I have reviewed this quarterly report on
Form 10-Q of Comprehensive Care Corporation;

2. Based on my knowledge, this quarterly report does not contain any untrue statement of a material fact or
omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this quarterly report;

3. Based on my knowledge, the financial statements, and other financial information included in this quarterly report, fairly present in all material respects the
financial condition, results of operations and cash flows of the registrant as of, and for, the periods presented in this quarterly report;

4. The
registrants other certifying officer and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internal control over financial reporting (as defined
in Exchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant and have:

a) Designed such disclosure controls and procedures, or caused
such disclosure controls and procedures to be designed under our supervision, to ensure that material information relating to the registrant, including its consolidated subsidiaries, is made known to us by others within those entities, particularly
during the period in which this quarterly report is being prepared;

b) Designed such internal control over financial reporting, or caused
such internal control over financial reporting to be designed under our supervision, to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for external purposes in accordance
with generally accepted accounting principles;

c) Evaluated the effectiveness of the registrants disclosure controls and procedures
and presented in this report our conclusions about the effectiveness of the disclosure controls and procedures as of the end of the period covered by this report based on such evaluation; and

d) Disclosed in this report any change in the registrants internal control over financial reporting that occurred during the registrants most
recent fiscal quarter that has materially affected, or is reasonably likely to materially affect, the registrants internal control over financial reporting; and

5. The registrants other certifying officer and I have disclosed, based on our most recent evaluation of internal control over financial reporting, to the registrants auditors and the audit committee of
the registrants board of directors (or persons performing the equivalent functions):

a) All significant deficiencies and material
weaknesses in the design or operation of internal control over financial reporting which are reasonably likely to adversely affect the registrants ability to record, process, summarize and report financial information; and

b) Any fraud, whether or not material, that involves management or other employees who have a significant role in the registrants internal control
over financial reporting.



|             |  |                                         
|------------ |  | ----------------------------------------
|             |  | /s/ JOHN M. HILL                        
|May 15, 2009 |  | John M. Hill                            
|             |  | President and Co-Chief Executive Officer
|             |  | (Principal Executive Officer)           



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