The actor will play one of the elders in an upcoming episode of the CW drama, TV Guide reports.
His character Royce Armstrong, the grandfather of Jake (Chris Zylka), arrives to tell the circle about what happened to their parents.
De Lancie has previously appeared on television in shows such as Star Trek: The Next Generation, Torchwood, Breaking Bad, Charmed and Stargate SG-1.
Earlier this season, Joe Lando starred in The Secret Circle as John Blackwell, the father of Cassie (Britt Robertson).
The show airs on Thursdays at 9/8c on The CW in the US and on Wednesdays at 8pm on Sky Living in the UK.
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