
Acting
John Mahr Rothman (born June 3, 1949) is an American film, television, and stage actor.

Teen Mary
as Joachim Cohen

Ghostbusters: Frozen Empire
as Library Administrator

Lost Nation
as Governor George Clinton

Maybe I Do
as Neighbor Next Door

Call Jane
as Director McDonald

Small Engine Repair
as Mr. Walker (uncredited)

Blood Brothers
as Mr. Bennet, Esquire

Sales Per Hour
as Peter

Nocturne
as Roger

Cleanin' Up the Town: Remembering Ghostbusters
as Self

Painkiller
as Mortimer Sackler · 6 ep.

Bull
as Blake Powers · 1 ep.

One Mississippi
as Bill · 12 ep.

The Mysteries of Laura
as Pastor Bob · 1 ep.

The Blacklist
as Wallace Avery · 1 ep.

Elementary
as Elias Openshaw · 1 ep.

Suits
as Walter Samson · 1 ep.

Blue Bloods
as Walter Harris · 1 ep.

White Collar
as Graham Slater · 1 ep.

Kings
as Minister of Finance · 3 ep.