He attended Purdue University, where he was a member of the fraternity Phi Gamma Delta.

[2] Marsh also played Gaylord Ravenal in the original 1927 Broadway production of Jerome Kern and Oscar Hammerstein II's Show Boat.

He played Ravenal only in the original production of Show Boat, not in any of the revivals, and never appeared in films or on television.

After that, he appeared in major roles on Broadway in 1930's revivals of some Gilbert and Sullivan operettas.

He died at Monmouth Medical Center in Long Branch, New Jersey on August 7, 1969.