In a Zoom roundtable interview, Judd Apatow spoke about his upcoming movie, “The King of Staten Island,” which will be released Friday through video on demand. The film is a semi-autobiographical story of comedian Pete Davidson, highlighting his struggle with mental illness and grief.

In recent years, popular cinema has latched onto the concept of the “man child,” a man old enough to have at least a start on a permanent career or a family, but who instead lacks any post-pubescent...