<Tr> <Td> Ethan Embry </Td> <Td> Coyote Bergstein </Td> <Td_colspan="5"> Main </Td> </Tr> <Tr> <Td> Baron Vaughn </Td> <Td> Nwabudike' Bud' Bergstein </Td> <Td_colspan="5"> Main </Td> </Tr> <Table> <Tr> <Th> Actor </Th> <Th> Character </Th> <Th_colspan="5"> Season </Th> </Tr> <Tr> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> 5 </Th> </Tr> <Tr> <Td> Ernie Hudson </Td> <Td> Jacob </Td> <Td_colspan="5"> Recurring </Td> </Tr> <Tr> <Td> Brittany Ishibashi </Td> <Td> Erica </Td> <Td_colspan="1"> Guest </Td> <Td_colspan="1"> Recurring </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> Guest </Td> </Tr> <Tr> <Td> Geoff Stults </Td> <Td> Mitch </Td> <Td_colspan="1"> Recurring </Td> <Td_colspan="1"> </Td> <Td_colspan="1"> Guest </Td> <Td_colspan="2"> </Td> </Tr> <Tr> <Td> Tim Bagley </Td> <Td> Peter </Td> <Td_colspan="1"> Recurring </Td> <Td_colspan="1"> Guest </Td> <Td_colspan="3"> Recurring </Td> </Tr> <Tr> <Td> Peter Cambor </Td> <Td> Barry </Td> <Td_colspan="1"> Recurring </Td> <Td_colspan="1"> Guest </Td> <Td_colspan="3"> Recurring </Td> </Tr> <Tr> <Td> Craig T. Nelson </Td> <Td> Guy </Td> <Td_colspan="1"> Recurring </Td> <Td_colspan="4"> </Td> </Tr> <Tr> <Td> Michael Charles Roman </Td> <Td> Adam </Td> <Td_colspan="1"> Guest </Td> <Td_colspan="1"> Recurring </Td> <Td_colspan="1"> Guest </Td> <Td_colspan="2"> Recurring </Td> </Tr> <Tr> <Td> Marsha Mason </Td> <Td> Arlene </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> Guest </Td> <Td_colspan="2"> Recurring </Td> </Tr> <Tr> <Td> Swoosie Kurtz </Td> <Td> Janet </Td> <Td_colspan="1"> </Td> <Td_colspan="1"> Guest </Td> <Td_colspan="1"> </Td> <Td_colspan="1"> Guest </Td> <Td_colspan="1"> </Td> </Tr> <Tr> <Td> Lindsey Kraft </Td> <Td> Allison Giampietro - Smikowitz </Td> <Td_colspan="2"> </Td> <Td_colspan="3"> Recurring </Td> </Tr> <Tr> <Td> Megan Ferguson </Td> <Td> Nadia </Td> <Td_colspan="2"> </Td> <Td_colspan="1"> Guest </Td> <Td_colspan="2"> Recurring </Td> </Tr> <Tr> <Td> Peter Gallagher </Td> <Td> Nick Skolka </Td> <Td_colspan="2"> </Td> <Td_colspan="3"> Recurring </Td> </Tr> <Tr> <Td> Jack Plotnick </Td> <Td> Paul </Td> <Td_colspan="2"> </Td> <Td_colspan="3"> Recurring </Td> </Tr> <Tr> <Td> Lisa Kudrow </Td> <Td> Sheree </Td> <Td_colspan="3"> </Td> <Td_colspan="2"> Recurring </Td> </Tr> <Tr> <Td> Talia Shire </Td> <Td> Teddie </Td> <Td_colspan="3"> </Td> <Td_colspan="2"> Recurring </Td> </Tr> <Tr> <Td> Sam Elliott </Td> <Td> Phil Milstein </Td> <Td_colspan="1"> </Td> <Td_colspan="1"> Recurring </Td> <Td_colspan="3"> </Td> </Tr> <Tr> <Td> Mark Deklin </Td> <Td> Roy </Td> <Td_colspan="3"> </Td> <Td_colspan="1"> Recurring </Td> <Td_colspan="1"> </Td> </Tr> </Table> <Tr> <Th> Actor </Th> <Th> Character </Th> <Th_colspan="5"> Season </Th> </Tr>

Who plays roy in season 4 of grace and frankie