This made-for-TV movie was the first pilot for Harry O (1973). For some reason this pilot didn't sell the show, but someone at ABC saw enough in it that a second pilot was made seven months later: Smile Jenny, You're Dead (1974).
The title of this episode is derived from a line of dialog that appears in Shakespeare's play The Tempest: "...We are such stuff/As dreams are made on; and our little life/Is rounded with a sleep..."
Cheryl Ladd appears in this TV movie, in the end credits she is listed as Cheryl Jean Stoppelmoor.
In the episode "Elegy for a Cop", it is established that Marilyn is Manny Quinlan's niece. She is an addict. Sal Mineo plays the "Broker."