Witnesses can't be forced to testify if the testimony will incriminate them. At Farran's trial, Fergusson refused to testify on the grounds that he might incriminate himself. Baltar refuses to incriminate himself and demands a trial by jury. The court must be satisfied on reasonable grounds that the answer may incriminate the witness. Badal reveals that there is a witness whose testimony will incriminate her in the crime. Alice investigates the situation and finds damning evidence that might free Todd and incriminate Dave. They find nothing to incriminate Rachel and wonder if they are misjudging her. Skinner claims that Comer made the decision believing the results would further incriminate Skinner. The Fifth Amendment protects individuals from being forced to incriminate themselves. Next morning, Marcello discovers that Simone carried out the robbery, planting evidence to incriminate him. He urges them to keep Mary on the case and allow him to incriminate himself. Burge was expected to exercise his 5th Amendment right not to incriminate himself. It provided the right to incriminate and enforce protection with regards to animal cruelty. Valerie is willing to incriminate Nigel fully because Mrs Nicoletis was actually her mother. Julius and Ethel were put under pressure to incriminate others involved in the spy ring.