Sean Grennan

actor

An actor for many years, Sean began writing for the theatre as co-librettist for the musical Phantom of the Country Opera, which had its world premiere at the Marriott Theatre in Lincolnshire, Illinois. He went on to debut five shows at the American Heartland Theatre in Kansas City –his comedies Be...

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Known For

8.0

The Untouchables

Movies & TV Credits

7 total credits across film and television

Title	Rating	Job	Role(s)	Year
Mindhunter TV Show	8.4	Actor	Ken(1 Episode)	2017
Law & Order: Criminal Intent TV Show	7.5	Actor	I.A.B. Detective Roland(2 Episodes)	2001
Law & Order: Special Victims Unit TV Show	8.2	Actor	Wilkins(1 Episode)	1999
Early Edition TV Show	7.5	Actor	Patrol Officer(1 Episode)	1996
Rudy Movie	7.7	Actor	High School Assistant Coach	1993
The Untouchables TV Show	7.5	Actor	Prosik(1 Episode)	1993
The Untouchables Movie	8.0	Actor	Cop Cousin	1987