[9][10] Before acting, he interned for four months at the White House during the Clinton Administration in the Office of Presidential Personnel.

[3][11] His film work includes an uncredited appearance in the 1999 movie Liberty Heights, as well as roles in Girl, Interrupted; Finding Home; Karla; and Loot (on which he also served as Associate Producer).

As well as his work on Supernatural, other television shows includes Legacy, Charmed, NYPD Blue, 24, CSI: Crime Scene Investigation, ER, Monk, and Timeless.

For his acting work in podcasts, in 2018, he voiced the role of Adler Harrison in The Angel of Vine produced by Vox Populi.

His poems, including "Baby Pants" and "Old Bones", can be found in the 2008 edition of Columbia Poetry Review #21.

[18] Collins's poetry book, Some Things I Still Can't Tell You, was published on October 12, 2021 and is a full collection of poems at 144 pages.

[32] 147 episodesalso Director: Season 9, episode 17People's Choice Award for Favorite Sci-Fi/Fantasy TV Actor (2015) Acting roles are in bold.