Greek grad Paul James is enrolling at Grey Sloan Memorial Hospital this spring.

The actor — who played Rusty’s gay BFF Calvin on ABC Family’s late, great college-set dramedy — is joining Grey’s Anatomy in a potentially recurring role, TVLine has learned exclusively.

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According to a Grey’s insider, his character comes to the hospital to assist with research.

Since graduating from Greek in 2011, James had a sizable role in Torchwood: Miracle Day and guest-starred on CSI: NY and Shameless.