|pic courtesy of The Hollywood Reporter|
The duo previously played fugitive siblings River and Simon Tam in the short lived Sci-fi western, Firefly. No word yet if the two will have any scenes together on Arrow, however.
To read more about Maher's part and the history behind Shrapnel be sure to read the full Hollywood Reporter article here.
The newest episode of Arrow airs tonight on the CW. Don't miss it!