Inclusion Criteria:

          -  ELIGIBILITY FOR ENROLLMENT/SCREENING (ARMS 1 AND 2): Histopathological documentation
             of NSCLC or mesothelioma

          -  ELIGIBILITY FOR ENROLLMENT/SCREENING (ARMS 1 AND 2): Patients must be able to give
             informed consent

          -  ELIGIBILITY FOR ENROLLMENT/SCREENING (ARMS 1 AND 2): Patients must be able to provide
             blood and tumor samples and undergo the procedures required for this protocol

          -  Arm 2 ONLY: Surgically operable NSCLC or mesothelioma

          -  ELIGIBILITY FOR TREATMENT ON ARM 1: Patients must express human leukocyte antigen
             (HLA)-A*0201

          -  ELIGIBILITY FOR TREATMENT ON ARM 1: Evidence of WT1 tumor expression

          -  ELIGIBILITY FOR TREATMENT ON ARM 1: Patients must have received at least one line of
             therapy for NSCLC or mesothelioma or previously documented to have declined therapy

          -  ELIGIBILITY FOR TREATMENT ON ARM 1: NSCLC patients with a mutation in epidermal growth
             factor receptor (EGFR) or anaplastic lymphoma kinase (ALK) must have demonstrated
             progression or intolerance to at least one of the corresponding targeted therapies
             (for example erlotinib or crizotinib)

          -  ELIGIBILITY FOR TREATMENT ON ARM 1: Bi-dimensionally measurable disease by palpation,
             clinical exam, or radiographic imaging (X-ray, computed tomography [CT] scan, positron
             emission tomography [PET] scan, magnetic resonance imaging [MRI], or ultrasound)

          -  ELIGIBILITY FOR TREATMENT ON ARM 1: Ninety days must have passed since the last doses
             of radiation or chemoradiation treatment involving lung tissue or thorax prior to T
             cell infusion (to avoid confounding pneumonitis)

          -  ELIGIBILITY FOR TREATMENT ON ARM 1: Patients treated with prior immunotherapy
             including and not limited to vaccines, cytokines, T cell stimulating agents, cytotoxic
             T lymphocyte antigen 4 (CTLA4) inhibitors and programmed death (PD)-1 check point
             inhibitors are allowed on therapy provided they did not have any severe grade 4
             toxicities due to prior therapy and any toxicities due to prior therapy should have
             resolved, if resolvable to less than or equal to grade 1

          -  ELIGIBILITY FOR TREATMENT ON ARM 2: Patients must express HLA-A*0201

          -  ELIGIBILITY FOR TREATMENT ON ARM 2: Evidence of WT1 tumor expression

          -  ELIGIBILITY FOR TREATMENT ON ARM 2: Ninety days must have passed since the last
             definitive doses of radiation or chemoradiation treatment prior to T cell infusion (to
             avoid confounding pneumonitis)

        Exclusion Criteria:

          -  EXCLUSION FOR ENROLLMENT/SCREENING (ARMS 1 AND 2)

          -  Eastern Cooperative Oncology Group (ECOG) performance status >= 2

          -  Active autoimmune disease (e.g., systemic lupus erythematosus, vasculitis,
             infiltrating lung disease, inflammatory bowel disease) in which possible progression
             during treatment would be considered unacceptable by the investigators

          -  Any condition or organ toxicity deemed by the principal investigator (PI) or the
             attending physician to place the patient at unacceptable risk for treatment on the
             protocol

          -  Men or women of reproductive ability who are unwilling to use effective contraception
             or abstinence; women of childbearing potential must have a negative urine pregnancy
             test within 2 weeks prior to first infusion

          -  Pregnant women and nursing mothers will be eligible for screening only to test HLA
             type by saliva or buccal swab and WT1 expression from previously collected tissue
             sample

          -  Clinically significant and ongoing immune suppression including, but not limited to,
             systemic immunosuppressive agents such as cyclosporine or corticosteroids, chronic
             lymphocytic leukemia (CLL), uncontrolled human immunodeficiency virus (HIV) infection,
             or solid organ transplantation

          -  EXCLUSION FOR TREATMENT (ARMS 1 AND 2)

          -  Exclusions for the leukapheresis procedure (this can be performed at a later time of
             symptoms resolve):

               -  Infection, with or without antibiotic treatment

               -  Recent hepatitis exposure (hepatitis B or C antigenemia)

               -  Pregnancy or nursing

               -  HIV or human T-lymphotropic virus (HTLV) infection

               -  Positive result on standard test for syphilis (STS)

          -  Unable to generate antigen-specific WT1-specific CD8+ T cells for infusions; however,
             the patient will have the option to receive WT1-specific T-cells if a lower than
             planned number of cells is available

          -  Documented infections or known oral temperature > 38.2 degrees Celsius (C) fewer than
             72 hours prior to receiving study treatment or systemic infection requiring chronic
             maintenance; the start of treatment may be delayed

          -  Systemic steroids should be stopped 2 weeks before the start of treatment; topical and
             inhaled steroids are allowed

          -  Untreated central nervous system (CNS) metastasis that are > 1 cm or symptomatic are
             not allowed; (patients with CNS metastases > 1 cm or symptomatic that have been
             treated and demonstrated to be radiologically and clinically stable for at least 4
             weeks are allowed)

          -  White blood cells (WBC) < 2,000/ul

          -  Hemoglobin (Hb) < 8 g/dL

          -  Absolute neutrophil count (ANC) < 1,000/ul

          -  Platelets < 50,000/ul

          -  New York Heart Association functional class III-IV heart failure, symptomatic
             pericardial effusion, stable or unstable angina, symptoms of coronary artery disease
             (CAD), congestive heart failure, clinically significant hypotension or history of an
             ejection fraction of =< 30% (echocardiogram or multi-gated acquisition scan [MUGA])

          -  Clinically significant pulmonary dysfunction, as determined by medical history and
             physical exam; patients so identified will undergo pulmonary functions testing and
             those with forced expiratory volume in 1 second (FEV1) < 2.0 L or diffusion capacity
             of the lungs for carbon monoxide (DLCO) (corrected for Hb) < 50% will be excluded

          -  Creatinine > 1.5 x the upper limit of normal

          -  Aspartate aminotransferase/alanine aminotransferase (AST/ALT) > 5 x upper limits of
             normal (ULN)

          -  Bilirubin > 3 x ULN that cannot be attributed to NSCLC metastasis

          -  HIV or HTLV infection