Having graduated from Terry Knickerbocker Studio June of 2021, Gabriel has since appeared in numerous festival winning short and feature films - being nominated for best supporting actor for the film Wicked Image at Garden State Film Festival. He recently completed the proof of concept film Black Menagerie, written and directed by David Rysdahl.

Currently, Gabriel can be seen in his off-Broadway debut at Chain Theater portraying the character of Danny in Matthew McLachan’s This G*d Damn House.


  • "Rysdahl and Gostkowski give a solid performances as they reveal the long-hidden emotional scars of the brothers."

    - Theater Scene

  • "Rysdahl and Gostkowski compellingly convey a sense of shared history and of the nuances and pressures of Danny and Jacob's relationships to each other and to their mother"

    - Thinking Theater NYC

  • “Rysdahl fully conveys his character's anguish and resignation at being forced to make a profound decision."

    - Theater Scene