New 'FBI' Images Introduce 'The Flash's Tom Cavanagh as Isobel's Secret Husband

See new images from FBI introducing The Flash alum Tom Canavagh as Isobel's secret husband before the episode hits CBS.

Mar 31, 2025 - 21:27
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New 'FBI' Images Introduce 'The Flash's Tom Cavanagh as Isobel's Secret Husband

Much about Special Agent In Charge Isobel Castille's (Alana De La Garza) private life remains private, with the boss appearing only when something serious is going down. Isobel revealed that her family had expanded after she got married recently, and no one in her team knew. The Flash magnet Tom Cavanagh was cast as Isobel's secret husband, Phillip. TV Line reveals that Cavanagh will debut on the show on April 8. In FBI Season 7, Episode 17, "Lineage," Isobel is faced with a tough decision. "When a famous rapper and two teen fans are gunned down on his tour bus, the team discovers there may be more to the story than his feud with another rapper. Meanwhile, Isobel hits a major milestone that has her contemplating her future at the Bureau," reads the episode's logline, teasing the team's case and Isobel's potential departure from the Bureau. The outlet also unveiled new images of Cavanagh as Phillip.