Meet Samuel Sullivan's brother.

Andrew Connolly has joined NBC's drama "Heroes" for a multiepisode arc.

He will play Samuel's (Robert Knepper) older brother.

Samuel, the charismatic but evil Earth-moving ringleader of a traveling carnival who recruits people with special powers for a mysterious purpose, has emerged as a central character to "Heroes' " mythology this coming season.

Connolly's recent credits include a guest spot on ABC's "Lost."

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