Scott Wolf

Scott Wolf has left the aliens behind to turn into a G-man.

The actor will guest-star on the ninth season premiere of NCIS, TVLine reports. In a potentially recurring role, he'll play FBI Agent Casey Stratton, who will influence the NCIS team in a surprising way.

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When the series returns, the events will take place four months after the events of the Season 8 finale, in which Tony DiNozzo (Michael Weatherly) was assigned to bring in an NCIS agent who was dealing secrets.

Wolf last played news anchor Chad Decker on ABC's alien drama V. He's also appeared in Everwood and The Nine.